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From amccu...@apache.org
Subject [5/47] Web app cleanup.
Date Mon, 03 Sep 2012 00:32:19 GMT
http://git-wip-us.apache.org/repos/asf/incubator-blur/blob/d0d535c7/src/blur-gui/src/main/webapps/controller/d3.v2.js
----------------------------------------------------------------------
diff --git a/src/blur-gui/src/main/webapps/controller/d3.v2.js b/src/blur-gui/src/main/webapps/controller/d3.v2.js
deleted file mode 100644
index 6dffa7d..0000000
--- a/src/blur-gui/src/main/webapps/controller/d3.v2.js
+++ /dev/null
@@ -1,9406 +0,0 @@
-(function(){if (!Date.now) Date.now = function() {
-  return +new Date;
-};
-try {
-  document.createElement("div").style.setProperty("opacity", 0, "");
-} catch (error) {
-  var d3_style_prototype = CSSStyleDeclaration.prototype,
-      d3_style_setProperty = d3_style_prototype.setProperty;
-  d3_style_prototype.setProperty = function(name, value, priority) {
-    d3_style_setProperty.call(this, name, value + "", priority);
-  };
-}
-d3 = {version: "2.9.6"}; // semver
-function d3_class(ctor, properties) {
-  try {
-    for (var key in properties) {
-      Object.defineProperty(ctor.prototype, key, {
-        value: properties[key],
-        enumerable: false
-      });
-    }
-  } catch (e) {
-    ctor.prototype = properties;
-  }
-}
-var d3_array = d3_arraySlice; // conversion for NodeLists
-
-function d3_arrayCopy(pseudoarray) {
-  var i = -1, n = pseudoarray.length, array = [];
-  while (++i < n) array.push(pseudoarray[i]);
-  return array;
-}
-
-function d3_arraySlice(pseudoarray) {
-  return Array.prototype.slice.call(pseudoarray);
-}
-
-try {
-  d3_array(document.documentElement.childNodes)[0].nodeType;
-} catch(e) {
-  d3_array = d3_arrayCopy;
-}
-
-var d3_arraySubclass = [].__proto__?
-
-// Until ECMAScript supports array subclassing, prototype injection works well.
-function(array, prototype) {
-  array.__proto__ = prototype;
-}:
-
-// And if your browser doesn't support __proto__, we'll use direct extension.
-function(array, prototype) {
-  for (var property in prototype) array[property] = prototype[property];
-};
-d3.map = function(object) {
-  var map = new d3_Map;
-  for (var key in object) map.set(key, object[key]);
-  return map;
-};
-
-function d3_Map() {}
-
-d3_class(d3_Map, {
-  has: function(key) {
-    return d3_map_prefix + key in this;
-  },
-  get: function(key) {
-    return this[d3_map_prefix + key];
-  },
-  set: function(key, value) {
-    return this[d3_map_prefix + key] = value;
-  },
-  remove: function(key) {
-    key = d3_map_prefix + key;
-    return key in this && delete this[key];
-  },
-  keys: function() {
-    var keys = [];
-    this.forEach(function(key) { keys.push(key); });
-    return keys;
-  },
-  values: function() {
-    var values = [];
-    this.forEach(function(key, value) { values.push(value); });
-    return values;
-  },
-  entries: function() {
-    var entries = [];
-    this.forEach(function(key, value) { entries.push({key: key, value: value}); });
-    return entries;
-  },
-  forEach: function(f) {
-    for (var key in this) {
-      if (key.charCodeAt(0) === d3_map_prefixCode) {
-        f.call(this, key.substring(1), this[key]);
-      }
-    }
-  }
-});
-
-var d3_map_prefix = "\0", // prevent collision with built-ins
-    d3_map_prefixCode = d3_map_prefix.charCodeAt(0);
-function d3_identity(d) {
-  return d;
-}
-function d3_this() {
-  return this;
-}
-function d3_true() {
-  return true;
-}
-function d3_functor(v) {
-  return typeof v === "function" ? v : function() { return v; };
-}
-
-d3.functor = d3_functor;
-// Copies a variable number of methods from source to target.
-d3.rebind = function(target, source) {
-  var i = 1, n = arguments.length, method;
-  while (++i < n) target[method = arguments[i]] = d3_rebind(target, source, source[method]);
-  return target;
-};
-
-// Method is assumed to be a standard D3 getter-setter:
-// If passed with no arguments, gets the value.
-// If passed with arguments, sets the value and returns the target.
-function d3_rebind(target, source, method) {
-  return function() {
-    var value = method.apply(source, arguments);
-    return arguments.length ? target : value;
-  };
-}
-d3.ascending = function(a, b) {
-  return a < b ? -1 : a > b ? 1 : a >= b ? 0 : NaN;
-};
-d3.descending = function(a, b) {
-  return b < a ? -1 : b > a ? 1 : b >= a ? 0 : NaN;
-};
-d3.mean = function(array, f) {
-  var n = array.length,
-      a,
-      m = 0,
-      i = -1,
-      j = 0;
-  if (arguments.length === 1) {
-    while (++i < n) if (d3_number(a = array[i])) m += (a - m) / ++j;
-  } else {
-    while (++i < n) if (d3_number(a = f.call(array, array[i], i))) m += (a - m) / ++j;
-  }
-  return j ? m : undefined;
-};
-d3.median = function(array, f) {
-  if (arguments.length > 1) array = array.map(f);
-  array = array.filter(d3_number);
-  return array.length ? d3.quantile(array.sort(d3.ascending), .5) : undefined;
-};
-d3.min = function(array, f) {
-  var i = -1,
-      n = array.length,
-      a,
-      b;
-  if (arguments.length === 1) {
-    while (++i < n && ((a = array[i]) == null || a != a)) a = undefined;
-    while (++i < n) if ((b = array[i]) != null && a > b) a = b;
-  } else {
-    while (++i < n && ((a = f.call(array, array[i], i)) == null || a != a)) a = undefined;
-    while (++i < n) if ((b = f.call(array, array[i], i)) != null && a > b) a = b;
-  }
-  return a;
-};
-d3.max = function(array, f) {
-  var i = -1,
-      n = array.length,
-      a,
-      b;
-  if (arguments.length === 1) {
-    while (++i < n && ((a = array[i]) == null || a != a)) a = undefined;
-    while (++i < n) if ((b = array[i]) != null && b > a) a = b;
-  } else {
-    while (++i < n && ((a = f.call(array, array[i], i)) == null || a != a)) a = undefined;
-    while (++i < n) if ((b = f.call(array, array[i], i)) != null && b > a) a = b;
-  }
-  return a;
-};
-d3.extent = function(array, f) {
-  var i = -1,
-      n = array.length,
-      a,
-      b,
-      c;
-  if (arguments.length === 1) {
-    while (++i < n && ((a = c = array[i]) == null || a != a)) a = c = undefined;
-    while (++i < n) if ((b = array[i]) != null) {
-      if (a > b) a = b;
-      if (c < b) c = b;
-    }
-  } else {
-    while (++i < n && ((a = c = f.call(array, array[i], i)) == null || a != a)) a = undefined;
-    while (++i < n) if ((b = f.call(array, array[i], i)) != null) {
-      if (a > b) a = b;
-      if (c < b) c = b;
-    }
-  }
-  return [a, c];
-};
-d3.random = {
-  normal: function(mean, deviation) {
-    if (arguments.length < 2) deviation = 1;
-    if (arguments.length < 1) mean = 0;
-    return function() {
-      var x, y, r;
-      do {
-        x = Math.random() * 2 - 1;
-        y = Math.random() * 2 - 1;
-        r = x * x + y * y;
-      } while (!r || r > 1);
-      return mean + deviation * x * Math.sqrt(-2 * Math.log(r) / r);
-    };
-  }
-};
-function d3_number(x) {
-  return x != null && !isNaN(x);
-}
-d3.sum = function(array, f) {
-  var s = 0,
-      n = array.length,
-      a,
-      i = -1;
-
-  if (arguments.length === 1) {
-    while (++i < n) if (!isNaN(a = +array[i])) s += a;
-  } else {
-    while (++i < n) if (!isNaN(a = +f.call(array, array[i], i))) s += a;
-  }
-
-  return s;
-};
-// R-7 per <http://en.wikipedia.org/wiki/Quantile>
-d3.quantile = function(values, p) {
-  var H = (values.length - 1) * p + 1,
-      h = Math.floor(H),
-      v = values[h - 1],
-      e = H - h;
-  return e ? v + e * (values[h] - v) : v;
-};
-d3.transpose = function(matrix) {
-  return d3.zip.apply(d3, matrix);
-};
-d3.zip = function() {
-  if (!(n = arguments.length)) return [];
-  for (var i = -1, m = d3.min(arguments, d3_zipLength), zips = new Array(m); ++i < m;) {
-    for (var j = -1, n, zip = zips[i] = new Array(n); ++j < n;) {
-      zip[j] = arguments[j][i];
-    }
-  }
-  return zips;
-};
-
-function d3_zipLength(d) {
-  return d.length;
-}
-d3.bisector = function(f) {
-  return {
-    left: function(a, x, lo, hi) {
-      if (arguments.length < 3) lo = 0;
-      if (arguments.length < 4) hi = a.length;
-      while (lo < hi) {
-        var mid = lo + hi >> 1;
-        if (f.call(a, a[mid], mid) < x) lo = mid + 1;
-        else hi = mid;
-      }
-      return lo;
-    },
-    right: function(a, x, lo, hi) {
-      if (arguments.length < 3) lo = 0;
-      if (arguments.length < 4) hi = a.length;
-      while (lo < hi) {
-        var mid = lo + hi >> 1;
-        if (x < f.call(a, a[mid], mid)) hi = mid;
-        else lo = mid + 1;
-      }
-      return lo;
-    }
-  };
-};
-
-var d3_bisector = d3.bisector(function(d) { return d; });
-d3.bisectLeft = d3_bisector.left;
-d3.bisect = d3.bisectRight = d3_bisector.right;
-d3.first = function(array, f) {
-  var i = 0,
-      n = array.length,
-      a = array[0],
-      b;
-  if (arguments.length === 1) f = d3.ascending;
-  while (++i < n) {
-    if (f.call(array, a, b = array[i]) > 0) {
-      a = b;
-    }
-  }
-  return a;
-};
-d3.last = function(array, f) {
-  var i = 0,
-      n = array.length,
-      a = array[0],
-      b;
-  if (arguments.length === 1) f = d3.ascending;
-  while (++i < n) {
-    if (f.call(array, a, b = array[i]) <= 0) {
-      a = b;
-    }
-  }
-  return a;
-};
-d3.nest = function() {
-  var nest = {},
-      keys = [],
-      sortKeys = [],
-      sortValues,
-      rollup;
-
-  function map(array, depth) {
-    if (depth >= keys.length) return rollup
-        ? rollup.call(nest, array) : (sortValues
-        ? array.sort(sortValues)
-        : array);
-
-    var i = -1,
-        n = array.length,
-        key = keys[depth++],
-        keyValue,
-        object,
-        valuesByKey = new d3_Map,
-        values,
-        o = {};
-
-    while (++i < n) {
-      if (values = valuesByKey.get(keyValue = key(object = array[i]))) {
-        values.push(object);
-      } else {
-        valuesByKey.set(keyValue, [object]);
-      }
-    }
-
-    valuesByKey.forEach(function(keyValue) {
-      o[keyValue] = map(valuesByKey.get(keyValue), depth);
-    });
-
-    return o;
-  }
-
-  function entries(map, depth) {
-    if (depth >= keys.length) return map;
-
-    var a = [],
-        sortKey = sortKeys[depth++],
-        key;
-
-    for (key in map) {
-      a.push({key: key, values: entries(map[key], depth)});
-    }
-
-    if (sortKey) a.sort(function(a, b) {
-      return sortKey(a.key, b.key);
-    });
-
-    return a;
-  }
-
-  nest.map = function(array) {
-    return map(array, 0);
-  };
-
-  nest.entries = function(array) {
-    return entries(map(array, 0), 0);
-  };
-
-  nest.key = function(d) {
-    keys.push(d);
-    return nest;
-  };
-
-  // Specifies the order for the most-recently specified key.
-  // Note: only applies to entries. Map keys are unordered!
-  nest.sortKeys = function(order) {
-    sortKeys[keys.length - 1] = order;
-    return nest;
-  };
-
-  // Specifies the order for leaf values.
-  // Applies to both maps and entries array.
-  nest.sortValues = function(order) {
-    sortValues = order;
-    return nest;
-  };
-
-  nest.rollup = function(f) {
-    rollup = f;
-    return nest;
-  };
-
-  return nest;
-};
-d3.keys = function(map) {
-  var keys = [];
-  for (var key in map) keys.push(key);
-  return keys;
-};
-d3.values = function(map) {
-  var values = [];
-  for (var key in map) values.push(map[key]);
-  return values;
-};
-d3.entries = function(map) {
-  var entries = [];
-  for (var key in map) entries.push({key: key, value: map[key]});
-  return entries;
-};
-d3.permute = function(array, indexes) {
-  var permutes = [],
-      i = -1,
-      n = indexes.length;
-  while (++i < n) permutes[i] = array[indexes[i]];
-  return permutes;
-};
-d3.merge = function(arrays) {
-  return Array.prototype.concat.apply([], arrays);
-};
-d3.split = function(array, f) {
-  var arrays = [],
-      values = [],
-      value,
-      i = -1,
-      n = array.length;
-  if (arguments.length < 2) f = d3_splitter;
-  while (++i < n) {
-    if (f.call(values, value = array[i], i)) {
-      values = [];
-    } else {
-      if (!values.length) arrays.push(values);
-      values.push(value);
-    }
-  }
-  return arrays;
-};
-
-function d3_splitter(d) {
-  return d == null;
-}
-function d3_collapse(s) {
-  return s.replace(/^\s+|\s+$/g, "").replace(/\s+/g, " ");
-}
-d3.range = function(start, stop, step) {
-  if (arguments.length < 3) {
-    step = 1;
-    if (arguments.length < 2) {
-      stop = start;
-      start = 0;
-    }
-  }
-  if ((stop - start) / step === Infinity) throw new Error("infinite range");
-  var range = [],
-       k = d3_range_integerScale(Math.abs(step)),
-       i = -1,
-       j;
-  start *= k, stop *= k, step *= k;
-  if (step < 0) while ((j = start + step * ++i) > stop) range.push(j / k);
-  else while ((j = start + step * ++i) < stop) range.push(j / k);
-  return range;
-};
-
-function d3_range_integerScale(x) {
-  var k = 1;
-  while (x * k % 1) k *= 10;
-  return k;
-}
-d3.requote = function(s) {
-  return s.replace(d3_requote_re, "\\$&");
-};
-
-var d3_requote_re = /[\\\^\$\*\+\?\|\[\]\(\)\.\{\}]/g;
-d3.round = function(x, n) {
-  return n
-      ? Math.round(x * (n = Math.pow(10, n))) / n
-      : Math.round(x);
-};
-d3.xhr = function(url, mime, callback) {
-  var req = new XMLHttpRequest;
-  if (arguments.length < 3) callback = mime, mime = null;
-  else if (mime && req.overrideMimeType) req.overrideMimeType(mime);
-  req.open("GET", url, true);
-  if (mime) req.setRequestHeader("Accept", mime);
-  req.onreadystatechange = function() {
-    if (req.readyState === 4) {
-      var s = req.status;
-      callback(!s && req.response || s >= 200 && s < 300 || s === 304 ? req : null);
-    }
-  };
-  req.send(null);
-};
-d3.text = function(url, mime, callback) {
-  function ready(req) {
-    callback(req && req.responseText);
-  }
-  if (arguments.length < 3) {
-    callback = mime;
-    mime = null;
-  }
-  d3.xhr(url, mime, ready);
-};
-d3.json = function(url, callback) {
-  d3.text(url, "application/json", function(text) {
-    callback(text ? JSON.parse(text) : null);
-  });
-};
-d3.html = function(url, callback) {
-  d3.text(url, "text/html", function(text) {
-    if (text != null) { // Treat empty string as valid HTML.
-      var range = document.createRange();
-      range.selectNode(document.body);
-      text = range.createContextualFragment(text);
-    }
-    callback(text);
-  });
-};
-d3.xml = function(url, mime, callback) {
-  function ready(req) {
-    callback(req && req.responseXML);
-  }
-  if (arguments.length < 3) {
-    callback = mime;
-    mime = null;
-  }
-  d3.xhr(url, mime, ready);
-};
-var d3_nsPrefix = {
-  svg: "http://www.w3.org/2000/svg",
-  xhtml: "http://www.w3.org/1999/xhtml",
-  xlink: "http://www.w3.org/1999/xlink",
-  xml: "http://www.w3.org/XML/1998/namespace",
-  xmlns: "http://www.w3.org/2000/xmlns/"
-};
-
-d3.ns = {
-  prefix: d3_nsPrefix,
-  qualify: function(name) {
-    var i = name.indexOf(":"),
-        prefix = name;
-    if (i >= 0) {
-      prefix = name.substring(0, i);
-      name = name.substring(i + 1);
-    }
-    return d3_nsPrefix.hasOwnProperty(prefix)
-        ? {space: d3_nsPrefix[prefix], local: name}
-        : name;
-  }
-};
-d3.dispatch = function() {
-  var dispatch = new d3_dispatch,
-      i = -1,
-      n = arguments.length;
-  while (++i < n) dispatch[arguments[i]] = d3_dispatch_event(dispatch);
-  return dispatch;
-};
-
-function d3_dispatch() {}
-
-d3_dispatch.prototype.on = function(type, listener) {
-  var i = type.indexOf("."),
-      name = "";
-
-  // Extract optional namespace, e.g., "click.foo"
-  if (i > 0) {
-    name = type.substring(i + 1);
-    type = type.substring(0, i);
-  }
-
-  return arguments.length < 2
-      ? this[type].on(name)
-      : this[type].on(name, listener);
-};
-
-function d3_dispatch_event(dispatch) {
-  var listeners = [],
-      listenerByName = new d3_Map;
-
-  function event() {
-    var z = listeners, // defensive reference
-        i = -1,
-        n = z.length,
-        l;
-    while (++i < n) if (l = z[i].on) l.apply(this, arguments);
-    return dispatch;
-  }
-
-  event.on = function(name, listener) {
-    var l = listenerByName.get(name),
-        i;
-
-    // return the current listener, if any
-    if (arguments.length < 2) return l && l.on;
-
-    // remove the old listener, if any (with copy-on-write)
-    if (l) {
-      l.on = null;
-      listeners = listeners.slice(0, i = listeners.indexOf(l)).concat(listeners.slice(i + 1));
-      listenerByName.remove(name);
-    }
-
-    // add the new listener, if any
-    if (listener) listeners.push(listenerByName.set(name, {on: listener}));
-
-    return dispatch;
-  };
-
-  return event;
-}
-// TODO align
-d3.format = function(specifier) {
-  var match = d3_format_re.exec(specifier),
-      fill = match[1] || " ",
-      sign = match[3] || "",
-      zfill = match[5],
-      width = +match[6],
-      comma = match[7],
-      precision = match[8],
-      type = match[9],
-      scale = 1,
-      suffix = "",
-      integer = false;
-
-  if (precision) precision = +precision.substring(1);
-
-  if (zfill) {
-    fill = "0"; // TODO align = "=";
-    if (comma) width -= Math.floor((width - 1) / 4);
-  }
-
-  switch (type) {
-    case "n": comma = true; type = "g"; break;
-    case "%": scale = 100; suffix = "%"; type = "f"; break;
-    case "p": scale = 100; suffix = "%"; type = "r"; break;
-    case "d": integer = true; precision = 0; break;
-    case "s": scale = -1; type = "r"; break;
-  }
-
-  // If no precision is specified for r, fallback to general notation.
-  if (type == "r" && !precision) type = "g";
-
-  type = d3_format_types.get(type) || d3_format_typeDefault;
-
-  return function(value) {
-
-    // Return the empty string for floats formatted as ints.
-    if (integer && (value % 1)) return "";
-
-    // Convert negative to positive, and record the sign prefix.
-    var negative = (value < 0) && (value = -value) ? "\u2212" : sign;
-
-    // Apply the scale, computing it from the value's exponent for si format.
-    if (scale < 0) {
-      var prefix = d3.formatPrefix(value, precision);
-      value = prefix.scale(value);
-      suffix = prefix.symbol;
-    } else {
-      value *= scale;
-    }
-
-    // Convert to the desired precision.
-    value = type(value, precision);
-
-    // If the fill character is 0, the sign and group is applied after the fill.
-    if (zfill) {
-      var length = value.length + negative.length;
-      if (length < width) value = new Array(width - length + 1).join(fill) + value;
-      if (comma) value = d3_format_group(value);
-      value = negative + value;
-    }
-
-    // Otherwise (e.g., space-filling), the sign and group is applied before.
-    else {
-      if (comma) value = d3_format_group(value);
-      value = negative + value;
-      var length = value.length;
-      if (length < width) value = new Array(width - length + 1).join(fill) + value;
-    }
-
-    return value + suffix;
-  };
-};
-
-// [[fill]align][sign][#][0][width][,][.precision][type]
-var d3_format_re = /(?:([^{])?([<>=^]))?([+\- ])?(#)?(0)?([0-9]+)?(,)?(\.[0-9]+)?([a-zA-Z%])?/;
-
-var d3_format_types = d3.map({
-  g: function(x, p) { return x.toPrecision(p); },
-  e: function(x, p) { return x.toExponential(p); },
-  f: function(x, p) { return x.toFixed(p); },
-  r: function(x, p) { return d3.round(x, p = d3_format_precision(x, p)).toFixed(Math.max(0, Math.min(20, p))); }
-});
-
-function d3_format_precision(x, p) {
-  return p - (x ? 1 + Math.floor(Math.log(x + Math.pow(10, 1 + Math.floor(Math.log(x) / Math.LN10) - p)) / Math.LN10) : 1);
-}
-
-function d3_format_typeDefault(x) {
-  return x + "";
-}
-
-// Apply comma grouping for thousands.
-function d3_format_group(value) {
-  var i = value.lastIndexOf("."),
-      f = i >= 0 ? value.substring(i) : (i = value.length, ""),
-      t = [];
-  while (i > 0) t.push(value.substring(i -= 3, i + 3));
-  return t.reverse().join(",") + f;
-}
-var d3_formatPrefixes = ["y","z","a","f","p","n","μ","m","","k","M","G","T","P","E","Z","Y"].map(d3_formatPrefix);
-
-d3.formatPrefix = function(value, precision) {
-  var i = 0;
-  if (value) {
-    if (value < 0) value *= -1;
-    if (precision) value = d3.round(value, d3_format_precision(value, precision));
-    i = 1 + Math.floor(1e-12 + Math.log(value) / Math.LN10);
-    i = Math.max(-24, Math.min(24, Math.floor((i <= 0 ? i + 1 : i - 1) / 3) * 3));
-  }
-  return d3_formatPrefixes[8 + i / 3];
-};
-
-function d3_formatPrefix(d, i) {
-  var k = Math.pow(10, Math.abs(8 - i) * 3);
-  return {
-    scale: i > 8 ? function(d) { return d / k; } : function(d) { return d * k; },
-    symbol: d
-  };
-}
-/*
- * TERMS OF USE - EASING EQUATIONS
- *
- * Open source under the BSD License.
- *
- * Copyright 2001 Robert Penner
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * - Redistributions of source code must retain the above copyright notice, this
- *   list of conditions and the following disclaimer.
- *
- * - Redistributions in binary form must reproduce the above copyright notice,
- *   this list of conditions and the following disclaimer in the documentation
- *   and/or other materials provided with the distribution.
- *
- * - Neither the name of the author nor the names of contributors may be used to
- *   endorse or promote products derived from this software without specific
- *   prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- */
-
-var d3_ease_quad = d3_ease_poly(2),
-    d3_ease_cubic = d3_ease_poly(3),
-    d3_ease_default = function() { return d3_ease_identity; };
-
-var d3_ease = d3.map({
-  linear: d3_ease_default,
-  poly: d3_ease_poly,
-  quad: function() { return d3_ease_quad; },
-  cubic: function() { return d3_ease_cubic; },
-  sin: function() { return d3_ease_sin; },
-  exp: function() { return d3_ease_exp; },
-  circle: function() { return d3_ease_circle; },
-  elastic: d3_ease_elastic,
-  back: d3_ease_back,
-  bounce: function() { return d3_ease_bounce; }
-});
-
-var d3_ease_mode = d3.map({
-  "in": d3_ease_identity,
-  "out": d3_ease_reverse,
-  "in-out": d3_ease_reflect,
-  "out-in": function(f) { return d3_ease_reflect(d3_ease_reverse(f)); }
-});
-
-d3.ease = function(name) {
-  var i = name.indexOf("-"),
-      t = i >= 0 ? name.substring(0, i) : name,
-      m = i >= 0 ? name.substring(i + 1) : "in";
-  t = d3_ease.get(t) || d3_ease_default;
-  m = d3_ease_mode.get(m) || d3_ease_identity;
-  return d3_ease_clamp(m(t.apply(null, Array.prototype.slice.call(arguments, 1))));
-};
-
-function d3_ease_clamp(f) {
-  return function(t) {
-    return t <= 0 ? 0 : t >= 1 ? 1 : f(t);
-  };
-}
-
-function d3_ease_reverse(f) {
-  return function(t) {
-    return 1 - f(1 - t);
-  };
-}
-
-function d3_ease_reflect(f) {
-  return function(t) {
-    return .5 * (t < .5 ? f(2 * t) : (2 - f(2 - 2 * t)));
-  };
-}
-
-function d3_ease_identity(t) {
-  return t;
-}
-
-function d3_ease_poly(e) {
-  return function(t) {
-    return Math.pow(t, e);
-  };
-}
-
-function d3_ease_sin(t) {
-  return 1 - Math.cos(t * Math.PI / 2);
-}
-
-function d3_ease_exp(t) {
-  return Math.pow(2, 10 * (t - 1));
-}
-
-function d3_ease_circle(t) {
-  return 1 - Math.sqrt(1 - t * t);
-}
-
-function d3_ease_elastic(a, p) {
-  var s;
-  if (arguments.length < 2) p = 0.45;
-  if (arguments.length < 1) { a = 1; s = p / 4; }
-  else s = p / (2 * Math.PI) * Math.asin(1 / a);
-  return function(t) {
-    return 1 + a * Math.pow(2, 10 * -t) * Math.sin((t - s) * 2 * Math.PI / p);
-  };
-}
-
-function d3_ease_back(s) {
-  if (!s) s = 1.70158;
-  return function(t) {
-    return t * t * ((s + 1) * t - s);
-  };
-}
-
-function d3_ease_bounce(t) {
-  return t < 1 / 2.75 ? 7.5625 * t * t
-      : t < 2 / 2.75 ? 7.5625 * (t -= 1.5 / 2.75) * t + .75
-      : t < 2.5 / 2.75 ? 7.5625 * (t -= 2.25 / 2.75) * t + .9375
-      : 7.5625 * (t -= 2.625 / 2.75) * t + .984375;
-}
-d3.event = null;
-
-function d3_eventCancel() {
-  d3.event.stopPropagation();
-  d3.event.preventDefault();
-}
-
-function d3_eventSource() {
-  var e = d3.event, s;
-  while (s = e.sourceEvent) e = s;
-  return e;
-}
-
-// Like d3.dispatch, but for custom events abstracting native UI events. These
-// events have a target component (such as a brush), a target element (such as
-// the svg:g element containing the brush) and the standard arguments `d` (the
-// target element's data) and `i` (the selection index of the target element).
-function d3_eventDispatch(target) {
-  var dispatch = new d3_dispatch,
-      i = 0,
-      n = arguments.length;
-
-  while (++i < n) dispatch[arguments[i]] = d3_dispatch_event(dispatch);
-
-  // Creates a dispatch context for the specified `thiz` (typically, the target
-  // DOM element that received the source event) and `argumentz` (typically, the
-  // data `d` and index `i` of the target element). The returned function can be
-  // used to dispatch an event to any registered listeners; the function takes a
-  // single argument as input, being the event to dispatch. The event must have
-  // a "type" attribute which corresponds to a type registered in the
-  // constructor. This context will automatically populate the "sourceEvent" and
-  // "target" attributes of the event, as well as setting the `d3.event` global
-  // for the duration of the notification.
-  dispatch.of = function(thiz, argumentz) {
-    return function(e1) {
-      try {
-        var e0 =
-        e1.sourceEvent = d3.event;
-        e1.target = target;
-        d3.event = e1;
-        dispatch[e1.type].apply(thiz, argumentz);
-      } finally {
-        d3.event = e0;
-      }
-    };
-  };
-
-  return dispatch;
-}
-d3.interpolate = function(a, b) {
-  var i = d3.interpolators.length, f;
-  while (--i >= 0 && !(f = d3.interpolators[i](a, b)));
-  return f;
-};
-
-d3.interpolateNumber = function(a, b) {
-  b -= a;
-  return function(t) { return a + b * t; };
-};
-
-d3.interpolateRound = function(a, b) {
-  b -= a;
-  return function(t) { return Math.round(a + b * t); };
-};
-
-d3.interpolateString = function(a, b) {
-  var m, // current match
-      i, // current index
-      j, // current index (for coallescing)
-      s0 = 0, // start index of current string prefix
-      s1 = 0, // end index of current string prefix
-      s = [], // string constants and placeholders
-      q = [], // number interpolators
-      n, // q.length
-      o;
-
-  // Reset our regular expression!
-  d3_interpolate_number.lastIndex = 0;
-
-  // Find all numbers in b.
-  for (i = 0; m = d3_interpolate_number.exec(b); ++i) {
-    if (m.index) s.push(b.substring(s0, s1 = m.index));
-    q.push({i: s.length, x: m[0]});
-    s.push(null);
-    s0 = d3_interpolate_number.lastIndex;
-  }
-  if (s0 < b.length) s.push(b.substring(s0));
-
-  // Find all numbers in a.
-  for (i = 0, n = q.length; (m = d3_interpolate_number.exec(a)) && i < n; ++i) {
-    o = q[i];
-    if (o.x == m[0]) { // The numbers match, so coallesce.
-      if (o.i) {
-        if (s[o.i + 1] == null) { // This match is followed by another number.
-          s[o.i - 1] += o.x;
-          s.splice(o.i, 1);
-          for (j = i + 1; j < n; ++j) q[j].i--;
-        } else { // This match is followed by a string, so coallesce twice.
-          s[o.i - 1] += o.x + s[o.i + 1];
-          s.splice(o.i, 2);
-          for (j = i + 1; j < n; ++j) q[j].i -= 2;
-        }
-      } else {
-          if (s[o.i + 1] == null) { // This match is followed by another number.
-          s[o.i] = o.x;
-        } else { // This match is followed by a string, so coallesce twice.
-          s[o.i] = o.x + s[o.i + 1];
-          s.splice(o.i + 1, 1);
-          for (j = i + 1; j < n; ++j) q[j].i--;
-        }
-      }
-      q.splice(i, 1);
-      n--;
-      i--;
-    } else {
-      o.x = d3.interpolateNumber(parseFloat(m[0]), parseFloat(o.x));
-    }
-  }
-
-  // Remove any numbers in b not found in a.
-  while (i < n) {
-    o = q.pop();
-    if (s[o.i + 1] == null) { // This match is followed by another number.
-      s[o.i] = o.x;
-    } else { // This match is followed by a string, so coallesce twice.
-      s[o.i] = o.x + s[o.i + 1];
-      s.splice(o.i + 1, 1);
-    }
-    n--;
-  }
-
-  // Special optimization for only a single match.
-  if (s.length === 1) {
-    return s[0] == null ? q[0].x : function() { return b; };
-  }
-
-  // Otherwise, interpolate each of the numbers and rejoin the string.
-  return function(t) {
-    for (i = 0; i < n; ++i) s[(o = q[i]).i] = o.x(t);
-    return s.join("");
-  };
-};
-
-d3.interpolateTransform = function(a, b) {
-  var s = [], // string constants and placeholders
-      q = [], // number interpolators
-      n,
-      A = d3.transform(a),
-      B = d3.transform(b),
-      ta = A.translate,
-      tb = B.translate,
-      ra = A.rotate,
-      rb = B.rotate,
-      wa = A.skew,
-      wb = B.skew,
-      ka = A.scale,
-      kb = B.scale;
-
-  if (ta[0] != tb[0] || ta[1] != tb[1]) {
-    s.push("translate(", null, ",", null, ")");
-    q.push({i: 1, x: d3.interpolateNumber(ta[0], tb[0])}, {i: 3, x: d3.interpolateNumber(ta[1], tb[1])});
-  } else if (tb[0] || tb[1]) {
-    s.push("translate(" + tb + ")");
-  } else {
-    s.push("");
-  }
-
-  if (ra != rb) {
-    if (ra - rb > 180) rb += 360; else if (rb - ra > 180) ra += 360; // shortest path
-    q.push({i: s.push(s.pop() + "rotate(", null, ")") - 2, x: d3.interpolateNumber(ra, rb)});
-  } else if (rb) {
-    s.push(s.pop() + "rotate(" + rb + ")");
-  }
-
-  if (wa != wb) {
-    q.push({i: s.push(s.pop() + "skewX(", null, ")") - 2, x: d3.interpolateNumber(wa, wb)});
-  } else if (wb) {
-    s.push(s.pop() + "skewX(" + wb + ")");
-  }
-
-  if (ka[0] != kb[0] || ka[1] != kb[1]) {
-    n = s.push(s.pop() + "scale(", null, ",", null, ")");
-    q.push({i: n - 4, x: d3.interpolateNumber(ka[0], kb[0])}, {i: n - 2, x: d3.interpolateNumber(ka[1], kb[1])});
-  } else if (kb[0] != 1 || kb[1] != 1) {
-    s.push(s.pop() + "scale(" + kb + ")");
-  }
-
-  n = q.length;
-  return function(t) {
-    var i = -1, o;
-    while (++i < n) s[(o = q[i]).i] = o.x(t);
-    return s.join("");
-  };
-};
-
-d3.interpolateRgb = function(a, b) {
-  a = d3.rgb(a);
-  b = d3.rgb(b);
-  var ar = a.r,
-      ag = a.g,
-      ab = a.b,
-      br = b.r - ar,
-      bg = b.g - ag,
-      bb = b.b - ab;
-  return function(t) {
-    return "#"
-        + d3_rgb_hex(Math.round(ar + br * t))
-        + d3_rgb_hex(Math.round(ag + bg * t))
-        + d3_rgb_hex(Math.round(ab + bb * t));
-  };
-};
-
-// interpolates HSL space, but outputs RGB string (for compatibility)
-d3.interpolateHsl = function(a, b) {
-  a = d3.hsl(a);
-  b = d3.hsl(b);
-  var h0 = a.h,
-      s0 = a.s,
-      l0 = a.l,
-      h1 = b.h - h0,
-      s1 = b.s - s0,
-      l1 = b.l - l0;
-  if (h1 > 180) h1 -= 360; else if (h1 < -180) h1 += 360; // shortest path
-  return function(t) {
-    return d3_hsl_rgb(h0 + h1 * t, s0 + s1 * t, l0 + l1 * t).toString();
-  };
-};
-
-d3.interpolateArray = function(a, b) {
-  var x = [],
-      c = [],
-      na = a.length,
-      nb = b.length,
-      n0 = Math.min(a.length, b.length),
-      i;
-  for (i = 0; i < n0; ++i) x.push(d3.interpolate(a[i], b[i]));
-  for (; i < na; ++i) c[i] = a[i];
-  for (; i < nb; ++i) c[i] = b[i];
-  return function(t) {
-    for (i = 0; i < n0; ++i) c[i] = x[i](t);
-    return c;
-  };
-};
-
-d3.interpolateObject = function(a, b) {
-  var i = {},
-      c = {},
-      k;
-  for (k in a) {
-    if (k in b) {
-      i[k] = d3_interpolateByName(k)(a[k], b[k]);
-    } else {
-      c[k] = a[k];
-    }
-  }
-  for (k in b) {
-    if (!(k in a)) {
-      c[k] = b[k];
-    }
-  }
-  return function(t) {
-    for (k in i) c[k] = i[k](t);
-    return c;
-  };
-}
-
-var d3_interpolate_number = /[-+]?(?:\d+\.?\d*|\.?\d+)(?:[eE][-+]?\d+)?/g;
-
-function d3_interpolateByName(n) {
-  return n == "transform"
-      ? d3.interpolateTransform
-      : d3.interpolate;
-}
-
-d3.interpolators = [
-  d3.interpolateObject,
-  function(a, b) { return (b instanceof Array) && d3.interpolateArray(a, b); },
-  function(a, b) { return (typeof a === "string" || typeof b === "string") && d3.interpolateString(a + "", b + ""); },
-  function(a, b) { return (typeof b === "string" ? d3_rgb_names.has(b) || /^(#|rgb\(|hsl\()/.test(b) : b instanceof d3_Rgb || b instanceof d3_Hsl) && d3.interpolateRgb(a, b); },
-  function(a, b) { return !isNaN(a = +a) && !isNaN(b = +b) && d3.interpolateNumber(a, b); }
-];
-function d3_uninterpolateNumber(a, b) {
-  b = b - (a = +a) ? 1 / (b - a) : 0;
-  return function(x) { return (x - a) * b; };
-}
-
-function d3_uninterpolateClamp(a, b) {
-  b = b - (a = +a) ? 1 / (b - a) : 0;
-  return function(x) { return Math.max(0, Math.min(1, (x - a) * b)); };
-}
-d3.rgb = function(r, g, b) {
-  return arguments.length === 1
-      ? (r instanceof d3_Rgb ? d3_rgb(r.r, r.g, r.b)
-      : d3_rgb_parse("" + r, d3_rgb, d3_hsl_rgb))
-      : d3_rgb(~~r, ~~g, ~~b);
-};
-
-function d3_rgb(r, g, b) {
-  return new d3_Rgb(r, g, b);
-}
-
-function d3_Rgb(r, g, b) {
-  this.r = r;
-  this.g = g;
-  this.b = b;
-}
-
-d3_Rgb.prototype.brighter = function(k) {
-  k = Math.pow(0.7, arguments.length ? k : 1);
-  var r = this.r,
-      g = this.g,
-      b = this.b,
-      i = 30;
-  if (!r && !g && !b) return d3_rgb(i, i, i);
-  if (r && r < i) r = i;
-  if (g && g < i) g = i;
-  if (b && b < i) b = i;
-  return d3_rgb(
-      Math.min(255, Math.floor(r / k)),
-      Math.min(255, Math.floor(g / k)),
-      Math.min(255, Math.floor(b / k)));
-};
-
-d3_Rgb.prototype.darker = function(k) {
-  k = Math.pow(0.7, arguments.length ? k : 1);
-  return d3_rgb(
-      Math.floor(k * this.r),
-      Math.floor(k * this.g),
-      Math.floor(k * this.b));
-};
-
-d3_Rgb.prototype.hsl = function() {
-  return d3_rgb_hsl(this.r, this.g, this.b);
-};
-
-d3_Rgb.prototype.toString = function() {
-  return "#" + d3_rgb_hex(this.r) + d3_rgb_hex(this.g) + d3_rgb_hex(this.b);
-};
-
-function d3_rgb_hex(v) {
-  return v < 0x10
-      ? "0" + Math.max(0, v).toString(16)
-      : Math.min(255, v).toString(16);
-}
-
-function d3_rgb_parse(format, rgb, hsl) {
-  var r = 0, // red channel; int in [0, 255]
-      g = 0, // green channel; int in [0, 255]
-      b = 0, // blue channel; int in [0, 255]
-      m1, // CSS color specification match
-      m2, // CSS color specification type (e.g., rgb)
-      name;
-
-  /* Handle hsl, rgb. */
-  m1 = /([a-z]+)\((.*)\)/i.exec(format);
-  if (m1) {
-    m2 = m1[2].split(",");
-    switch (m1[1]) {
-      case "hsl": {
-        return hsl(
-          parseFloat(m2[0]), // degrees
-          parseFloat(m2[1]) / 100, // percentage
-          parseFloat(m2[2]) / 100 // percentage
-        );
-      }
-      case "rgb": {
-        return rgb(
-          d3_rgb_parseNumber(m2[0]),
-          d3_rgb_parseNumber(m2[1]),
-          d3_rgb_parseNumber(m2[2])
-        );
-      }
-    }
-  }
-
-  /* Named colors. */
-  if (name = d3_rgb_names.get(format)) return rgb(name.r, name.g, name.b);
-
-  /* Hexadecimal colors: #rgb and #rrggbb. */
-  if (format != null && format.charAt(0) === "#") {
-    if (format.length === 4) {
-      r = format.charAt(1); r += r;
-      g = format.charAt(2); g += g;
-      b = format.charAt(3); b += b;
-    } else if (format.length === 7) {
-      r = format.substring(1, 3);
-      g = format.substring(3, 5);
-      b = format.substring(5, 7);
-    }
-    r = parseInt(r, 16);
-    g = parseInt(g, 16);
-    b = parseInt(b, 16);
-  }
-
-  return rgb(r, g, b);
-}
-
-function d3_rgb_hsl(r, g, b) {
-  var min = Math.min(r /= 255, g /= 255, b /= 255),
-      max = Math.max(r, g, b),
-      d = max - min,
-      h,
-      s,
-      l = (max + min) / 2;
-  if (d) {
-    s = l < .5 ? d / (max + min) : d / (2 - max - min);
-    if (r == max) h = (g - b) / d + (g < b ? 6 : 0);
-    else if (g == max) h = (b - r) / d + 2;
-    else h = (r - g) / d + 4;
-    h *= 60;
-  } else {
-    s = h = 0;
-  }
-  return d3_hsl(h, s, l);
-}
-
-function d3_rgb_parseNumber(c) { // either integer or percentage
-  var f = parseFloat(c);
-  return c.charAt(c.length - 1) === "%" ? Math.round(f * 2.55) : f;
-}
-
-var d3_rgb_names = d3.map({
-  aliceblue: "#f0f8ff",
-  antiquewhite: "#faebd7",
-  aqua: "#00ffff",
-  aquamarine: "#7fffd4",
-  azure: "#f0ffff",
-  beige: "#f5f5dc",
-  bisque: "#ffe4c4",
-  black: "#000000",
-  blanchedalmond: "#ffebcd",
-  blue: "#0000ff",
-  blueviolet: "#8a2be2",
-  brown: "#a52a2a",
-  burlywood: "#deb887",
-  cadetblue: "#5f9ea0",
-  chartreuse: "#7fff00",
-  chocolate: "#d2691e",
-  coral: "#ff7f50",
-  cornflowerblue: "#6495ed",
-  cornsilk: "#fff8dc",
-  crimson: "#dc143c",
-  cyan: "#00ffff",
-  darkblue: "#00008b",
-  darkcyan: "#008b8b",
-  darkgoldenrod: "#b8860b",
-  darkgray: "#a9a9a9",
-  darkgreen: "#006400",
-  darkgrey: "#a9a9a9",
-  darkkhaki: "#bdb76b",
-  darkmagenta: "#8b008b",
-  darkolivegreen: "#556b2f",
-  darkorange: "#ff8c00",
-  darkorchid: "#9932cc",
-  darkred: "#8b0000",
-  darksalmon: "#e9967a",
-  darkseagreen: "#8fbc8f",
-  darkslateblue: "#483d8b",
-  darkslategray: "#2f4f4f",
-  darkslategrey: "#2f4f4f",
-  darkturquoise: "#00ced1",
-  darkviolet: "#9400d3",
-  deeppink: "#ff1493",
-  deepskyblue: "#00bfff",
-  dimgray: "#696969",
-  dimgrey: "#696969",
-  dodgerblue: "#1e90ff",
-  firebrick: "#b22222",
-  floralwhite: "#fffaf0",
-  forestgreen: "#228b22",
-  fuchsia: "#ff00ff",
-  gainsboro: "#dcdcdc",
-  ghostwhite: "#f8f8ff",
-  gold: "#ffd700",
-  goldenrod: "#daa520",
-  gray: "#808080",
-  green: "#008000",
-  greenyellow: "#adff2f",
-  grey: "#808080",
-  honeydew: "#f0fff0",
-  hotpink: "#ff69b4",
-  indianred: "#cd5c5c",
-  indigo: "#4b0082",
-  ivory: "#fffff0",
-  khaki: "#f0e68c",
-  lavender: "#e6e6fa",
-  lavenderblush: "#fff0f5",
-  lawngreen: "#7cfc00",
-  lemonchiffon: "#fffacd",
-  lightblue: "#add8e6",
-  lightcoral: "#f08080",
-  lightcyan: "#e0ffff",
-  lightgoldenrodyellow: "#fafad2",
-  lightgray: "#d3d3d3",
-  lightgreen: "#90ee90",
-  lightgrey: "#d3d3d3",
-  lightpink: "#ffb6c1",
-  lightsalmon: "#ffa07a",
-  lightseagreen: "#20b2aa",
-  lightskyblue: "#87cefa",
-  lightslategray: "#778899",
-  lightslategrey: "#778899",
-  lightsteelblue: "#b0c4de",
-  lightyellow: "#ffffe0",
-  lime: "#00ff00",
-  limegreen: "#32cd32",
-  linen: "#faf0e6",
-  magenta: "#ff00ff",
-  maroon: "#800000",
-  mediumaquamarine: "#66cdaa",
-  mediumblue: "#0000cd",
-  mediumorchid: "#ba55d3",
-  mediumpurple: "#9370db",
-  mediumseagreen: "#3cb371",
-  mediumslateblue: "#7b68ee",
-  mediumspringgreen: "#00fa9a",
-  mediumturquoise: "#48d1cc",
-  mediumvioletred: "#c71585",
-  midnightblue: "#191970",
-  mintcream: "#f5fffa",
-  mistyrose: "#ffe4e1",
-  moccasin: "#ffe4b5",
-  navajowhite: "#ffdead",
-  navy: "#000080",
-  oldlace: "#fdf5e6",
-  olive: "#808000",
-  olivedrab: "#6b8e23",
-  orange: "#ffa500",
-  orangered: "#ff4500",
-  orchid: "#da70d6",
-  palegoldenrod: "#eee8aa",
-  palegreen: "#98fb98",
-  paleturquoise: "#afeeee",
-  palevioletred: "#db7093",
-  papayawhip: "#ffefd5",
-  peachpuff: "#ffdab9",
-  peru: "#cd853f",
-  pink: "#ffc0cb",
-  plum: "#dda0dd",
-  powderblue: "#b0e0e6",
-  purple: "#800080",
-  red: "#ff0000",
-  rosybrown: "#bc8f8f",
-  royalblue: "#4169e1",
-  saddlebrown: "#8b4513",
-  salmon: "#fa8072",
-  sandybrown: "#f4a460",
-  seagreen: "#2e8b57",
-  seashell: "#fff5ee",
-  sienna: "#a0522d",
-  silver: "#c0c0c0",
-  skyblue: "#87ceeb",
-  slateblue: "#6a5acd",
-  slategray: "#708090",
-  slategrey: "#708090",
-  snow: "#fffafa",
-  springgreen: "#00ff7f",
-  steelblue: "#4682b4",
-  tan: "#d2b48c",
-  teal: "#008080",
-  thistle: "#d8bfd8",
-  tomato: "#ff6347",
-  turquoise: "#40e0d0",
-  violet: "#ee82ee",
-  wheat: "#f5deb3",
-  white: "#ffffff",
-  whitesmoke: "#f5f5f5",
-  yellow: "#ffff00",
-  yellowgreen: "#9acd32"
-});
-
-d3_rgb_names.forEach(function(key, value) {
-  d3_rgb_names.set(key, d3_rgb_parse(value, d3_rgb, d3_hsl_rgb));
-});
-d3.hsl = function(h, s, l) {
-  return arguments.length === 1
-      ? (h instanceof d3_Hsl ? d3_hsl(h.h, h.s, h.l)
-      : d3_rgb_parse("" + h, d3_rgb_hsl, d3_hsl))
-      : d3_hsl(+h, +s, +l);
-};
-
-function d3_hsl(h, s, l) {
-  return new d3_Hsl(h, s, l);
-}
-
-function d3_Hsl(h, s, l) {
-  this.h = h;
-  this.s = s;
-  this.l = l;
-}
-
-d3_Hsl.prototype.brighter = function(k) {
-  k = Math.pow(0.7, arguments.length ? k : 1);
-  return d3_hsl(this.h, this.s, this.l / k);
-};
-
-d3_Hsl.prototype.darker = function(k) {
-  k = Math.pow(0.7, arguments.length ? k : 1);
-  return d3_hsl(this.h, this.s, k * this.l);
-};
-
-d3_Hsl.prototype.rgb = function() {
-  return d3_hsl_rgb(this.h, this.s, this.l);
-};
-
-d3_Hsl.prototype.toString = function() {
-  return this.rgb().toString();
-};
-
-function d3_hsl_rgb(h, s, l) {
-  var m1,
-      m2;
-
-  /* Some simple corrections for h, s and l. */
-  h = h % 360; if (h < 0) h += 360;
-  s = s < 0 ? 0 : s > 1 ? 1 : s;
-  l = l < 0 ? 0 : l > 1 ? 1 : l;
-
-  /* From FvD 13.37, CSS Color Module Level 3 */
-  m2 = l <= .5 ? l * (1 + s) : l + s - l * s;
-  m1 = 2 * l - m2;
-
-  function v(h) {
-    if (h > 360) h -= 360;
-    else if (h < 0) h += 360;
-    if (h < 60) return m1 + (m2 - m1) * h / 60;
-    if (h < 180) return m2;
-    if (h < 240) return m1 + (m2 - m1) * (240 - h) / 60;
-    return m1;
-  }
-
-  function vv(h) {
-    return Math.round(v(h) * 255);
-  }
-
-  return d3_rgb(vv(h + 120), vv(h), vv(h - 120));
-}
-function d3_selection(groups) {
-  d3_arraySubclass(groups, d3_selectionPrototype);
-  return groups;
-}
-
-var d3_select = function(s, n) { return n.querySelector(s); },
-    d3_selectAll = function(s, n) { return n.querySelectorAll(s); },
-    d3_selectRoot = document.documentElement,
-    d3_selectMatcher = d3_selectRoot.matchesSelector || d3_selectRoot.webkitMatchesSelector || d3_selectRoot.mozMatchesSelector || d3_selectRoot.msMatchesSelector || d3_selectRoot.oMatchesSelector,
-    d3_selectMatches = function(n, s) { return d3_selectMatcher.call(n, s); };
-
-// Prefer Sizzle, if available.
-if (typeof Sizzle === "function") {
-  d3_select = function(s, n) { return Sizzle(s, n)[0] || null; };
-  d3_selectAll = function(s, n) { return Sizzle.uniqueSort(Sizzle(s, n)); };
-  d3_selectMatches = Sizzle.matchesSelector;
-}
-
-var d3_selectionPrototype = [];
-
-d3.selection = function() {
-  return d3_selectionRoot;
-};
-
-d3.selection.prototype = d3_selectionPrototype;
-d3_selectionPrototype.select = function(selector) {
-  var subgroups = [],
-      subgroup,
-      subnode,
-      group,
-      node;
-
-  if (typeof selector !== "function") selector = d3_selection_selector(selector);
-
-  for (var j = -1, m = this.length; ++j < m;) {
-    subgroups.push(subgroup = []);
-    subgroup.parentNode = (group = this[j]).parentNode;
-    for (var i = -1, n = group.length; ++i < n;) {
-      if (node = group[i]) {
-        subgroup.push(subnode = selector.call(node, node.__data__, i));
-        if (subnode && "__data__" in node) subnode.__data__ = node.__data__;
-      } else {
-        subgroup.push(null);
-      }
-    }
-  }
-
-  return d3_selection(subgroups);
-};
-
-function d3_selection_selector(selector) {
-  return function() {
-    return d3_select(selector, this);
-  };
-}
-d3_selectionPrototype.selectAll = function(selector) {
-  var subgroups = [],
-      subgroup,
-      node;
-
-  if (typeof selector !== "function") selector = d3_selection_selectorAll(selector);
-
-  for (var j = -1, m = this.length; ++j < m;) {
-    for (var group = this[j], i = -1, n = group.length; ++i < n;) {
-      if (node = group[i]) {
-        subgroups.push(subgroup = d3_array(selector.call(node, node.__data__, i)));
-        subgroup.parentNode = node;
-      }
-    }
-  }
-
-  return d3_selection(subgroups);
-};
-
-function d3_selection_selectorAll(selector) {
-  return function() {
-    return d3_selectAll(selector, this);
-  };
-}
-d3_selectionPrototype.attr = function(name, value) {
-  name = d3.ns.qualify(name);
-
-  // If no value is specified, return the first value.
-  if (arguments.length < 2) {
-    var node = this.node();
-    return name.local
-        ? node.getAttributeNS(name.space, name.local)
-        : node.getAttribute(name);
-  }
-
-  function attrNull() {
-    this.removeAttribute(name);
-  }
-
-  function attrNullNS() {
-    this.removeAttributeNS(name.space, name.local);
-  }
-
-  function attrConstant() {
-    this.setAttribute(name, value);
-  }
-
-  function attrConstantNS() {
-    this.setAttributeNS(name.space, name.local, value);
-  }
-
-  function attrFunction() {
-    var x = value.apply(this, arguments);
-    if (x == null) this.removeAttribute(name);
-    else this.setAttribute(name, x);
-  }
-
-  function attrFunctionNS() {
-    var x = value.apply(this, arguments);
-    if (x == null) this.removeAttributeNS(name.space, name.local);
-    else this.setAttributeNS(name.space, name.local, x);
-  }
-
-  return this.each(value == null
-      ? (name.local ? attrNullNS : attrNull) : (typeof value === "function"
-      ? (name.local ? attrFunctionNS : attrFunction)
-      : (name.local ? attrConstantNS : attrConstant)));
-};
-d3_selectionPrototype.classed = function(name, value) {
-  var names = d3_collapse(name).split(" "),
-      n = names.length,
-      i = -1;
-  if (arguments.length > 1) {
-    while (++i < n) d3_selection_classed.call(this, names[i], value);
-    return this;
-  } else {
-    while (++i < n) if (!d3_selection_classed.call(this, names[i])) return false;
-    return true;
-  }
-};
-
-function d3_selection_classed(name, value) {
-  var re = new RegExp("(^|\\s+)" + d3.requote(name) + "(\\s+|$)", "g");
-
-  // If no value is specified, return the first value.
-  if (arguments.length < 2) {
-    var node = this.node();
-    if (c = node.classList) return c.contains(name);
-    var c = node.className;
-    re.lastIndex = 0;
-    return re.test(c.baseVal != null ? c.baseVal : c);
-  }
-
-  function classedAdd() {
-    if (c = this.classList) return c.add(name);
-    var c = this.className,
-        cb = c.baseVal != null,
-        cv = cb ? c.baseVal : c;
-    re.lastIndex = 0;
-    if (!re.test(cv)) {
-      cv = d3_collapse(cv + " " + name);
-      if (cb) c.baseVal = cv;
-      else this.className = cv;
-    }
-  }
-
-  function classedRemove() {
-    if (c = this.classList) return c.remove(name);
-    var c = this.className,
-        cb = c.baseVal != null,
-        cv = cb ? c.baseVal : c;
-    cv = d3_collapse(cv.replace(re, " "));
-    if (cb) c.baseVal = cv;
-    else this.className = cv;
-  }
-
-  function classedFunction() {
-    (value.apply(this, arguments)
-        ? classedAdd
-        : classedRemove).call(this);
-  }
-
-  return this.each(typeof value === "function"
-      ? classedFunction : value
-      ? classedAdd
-      : classedRemove);
-}
-d3_selectionPrototype.style = function(name, value, priority) {
-  if (arguments.length < 3) priority = "";
-
-  // If no value is specified, return the first value.
-  if (arguments.length < 2) return window
-      .getComputedStyle(this.node(), null)
-      .getPropertyValue(name);
-
-  function styleNull() {
-    this.style.removeProperty(name);
-  }
-
-  function styleConstant() {
-    this.style.setProperty(name, value, priority);
-  }
-
-  function styleFunction() {
-    var x = value.apply(this, arguments);
-    if (x == null) this.style.removeProperty(name);
-    else this.style.setProperty(name, x, priority);
-  }
-
-  return this.each(value == null
-      ? styleNull : (typeof value === "function"
-      ? styleFunction : styleConstant));
-};
-d3_selectionPrototype.property = function(name, value) {
-
-  // If no value is specified, return the first value.
-  if (arguments.length < 2) return this.node()[name];
-
-  function propertyNull() {
-    delete this[name];
-  }
-
-  function propertyConstant() {
-    this[name] = value;
-  }
-
-  function propertyFunction() {
-    var x = value.apply(this, arguments);
-    if (x == null) delete this[name];
-    else this[name] = x;
-  }
-
-  return this.each(value == null
-      ? propertyNull : (typeof value === "function"
-      ? propertyFunction : propertyConstant));
-};
-d3_selectionPrototype.text = function(value) {
-  return arguments.length < 1
-      ? this.node().textContent : this.each(typeof value === "function"
-      ? function() { var v = value.apply(this, arguments); this.textContent = v == null ? "" : v; } : value == null
-      ? function() { this.textContent = ""; }
-      : function() { this.textContent = value; });
-};
-d3_selectionPrototype.html = function(value) {
-  return arguments.length < 1
-      ? this.node().innerHTML : this.each(typeof value === "function"
-      ? function() { var v = value.apply(this, arguments); this.innerHTML = v == null ? "" : v; } : value == null
-      ? function() { this.innerHTML = ""; }
-      : function() { this.innerHTML = value; });
-};
-// TODO append(node)?
-// TODO append(function)?
-d3_selectionPrototype.append = function(name) {
-  name = d3.ns.qualify(name);
-
-  function append() {
-    return this.appendChild(document.createElementNS(this.namespaceURI, name));
-  }
-
-  function appendNS() {
-    return this.appendChild(document.createElementNS(name.space, name.local));
-  }
-
-  return this.select(name.local ? appendNS : append);
-};
-// TODO insert(node, function)?
-// TODO insert(function, string)?
-// TODO insert(function, function)?
-d3_selectionPrototype.insert = function(name, before) {
-  name = d3.ns.qualify(name);
-
-  function insert() {
-    return this.insertBefore(
-        document.createElementNS(this.namespaceURI, name),
-        d3_select(before, this));
-  }
-
-  function insertNS() {
-    return this.insertBefore(
-        document.createElementNS(name.space, name.local),
-        d3_select(before, this));
-  }
-
-  return this.select(name.local ? insertNS : insert);
-};
-// TODO remove(selector)?
-// TODO remove(node)?
-// TODO remove(function)?
-d3_selectionPrototype.remove = function() {
-  return this.each(function() {
-    var parent = this.parentNode;
-    if (parent) parent.removeChild(this);
-  });
-};
-d3_selectionPrototype.data = function(value, key) {
-  var i = -1,
-      n = this.length,
-      group,
-      node;
-
-  // If no value is specified, return the first value.
-  if (!arguments.length) {
-    value = new Array(n = (group = this[0]).length);
-    while (++i < n) {
-      if (node = group[i]) {
-        value[i] = node.__data__;
-      }
-    }
-    return value;
-  }
-
-  function bind(group, groupData) {
-    var i,
-        n = group.length,
-        m = groupData.length,
-        n0 = Math.min(n, m),
-        n1 = Math.max(n, m),
-        updateNodes = [],
-        enterNodes = [],
-        exitNodes = [],
-        node,
-        nodeData;
-
-    if (key) {
-      var nodeByKeyValue = new d3_Map,
-          keyValues = [],
-          keyValue,
-          j = groupData.length;
-
-      for (i = -1; ++i < n;) {
-        keyValue = key.call(node = group[i], node.__data__, i);
-        if (nodeByKeyValue.has(keyValue)) {
-          exitNodes[j++] = node; // duplicate key
-        } else {
-          nodeByKeyValue.set(keyValue, node);
-        }
-        keyValues.push(keyValue);
-      }
-
-      for (i = -1; ++i < m;) {
-        keyValue = key.call(groupData, nodeData = groupData[i], i)
-        if (nodeByKeyValue.has(keyValue)) {
-          updateNodes[i] = node = nodeByKeyValue.get(keyValue);
-          node.__data__ = nodeData;
-          enterNodes[i] = exitNodes[i] = null;
-        } else {
-          enterNodes[i] = d3_selection_dataNode(nodeData);
-          updateNodes[i] = exitNodes[i] = null;
-        }
-        nodeByKeyValue.remove(keyValue);
-      }
-
-      for (i = -1; ++i < n;) {
-        if (nodeByKeyValue.has(keyValues[i])) {
-          exitNodes[i] = group[i];
-        }
-      }
-    } else {
-      for (i = -1; ++i < n0;) {
-        node = group[i];
-        nodeData = groupData[i];
-        if (node) {
-          node.__data__ = nodeData;
-          updateNodes[i] = node;
-          enterNodes[i] = exitNodes[i] = null;
-        } else {
-          enterNodes[i] = d3_selection_dataNode(nodeData);
-          updateNodes[i] = exitNodes[i] = null;
-        }
-      }
-      for (; i < m; ++i) {
-        enterNodes[i] = d3_selection_dataNode(groupData[i]);
-        updateNodes[i] = exitNodes[i] = null;
-      }
-      for (; i < n1; ++i) {
-        exitNodes[i] = group[i];
-        enterNodes[i] = updateNodes[i] = null;
-      }
-    }
-
-    enterNodes.update
-        = updateNodes;
-
-    enterNodes.parentNode
-        = updateNodes.parentNode
-        = exitNodes.parentNode
-        = group.parentNode;
-
-    enter.push(enterNodes);
-    update.push(updateNodes);
-    exit.push(exitNodes);
-  }
-
-  var enter = d3_selection_enter([]),
-      update = d3_selection([]),
-      exit = d3_selection([]);
-
-  if (typeof value === "function") {
-    while (++i < n) {
-      bind(group = this[i], value.call(group, group.parentNode.__data__, i));
-    }
-  } else {
-    while (++i < n) {
-      bind(group = this[i], value);
-    }
-  }
-
-  update.enter = function() { return enter; };
-  update.exit = function() { return exit; };
-  return update;
-};
-
-function d3_selection_dataNode(data) {
-  return {__data__: data};
-}
-d3_selectionPrototype.datum =
-d3_selectionPrototype.map = function(value) {
-  return arguments.length < 1
-      ? this.property("__data__")
-      : this.property("__data__", value);
-};
-d3_selectionPrototype.filter = function(filter) {
-  var subgroups = [],
-      subgroup,
-      group,
-      node;
-
-  if (typeof filter !== "function") filter = d3_selection_filter(filter);
-
-  for (var j = 0, m = this.length; j < m; j++) {
-    subgroups.push(subgroup = []);
-    subgroup.parentNode = (group = this[j]).parentNode;
-    for (var i = 0, n = group.length; i < n; i++) {
-      if ((node = group[i]) && filter.call(node, node.__data__, i)) {
-        subgroup.push(node);
-      }
-    }
-  }
-
-  return d3_selection(subgroups);
-};
-
-function d3_selection_filter(selector) {
-  return function() {
-    return d3_selectMatches(this, selector);
-  };
-}
-d3_selectionPrototype.order = function() {
-  for (var j = -1, m = this.length; ++j < m;) {
-    for (var group = this[j], i = group.length - 1, next = group[i], node; --i >= 0;) {
-      if (node = group[i]) {
-        if (next && next !== node.nextSibling) next.parentNode.insertBefore(node, next);
-        next = node;
-      }
-    }
-  }
-  return this;
-};
-d3_selectionPrototype.sort = function(comparator) {
-  comparator = d3_selection_sortComparator.apply(this, arguments);
-  for (var j = -1, m = this.length; ++j < m;) this[j].sort(comparator);
-  return this.order();
-};
-
-function d3_selection_sortComparator(comparator) {
-  if (!arguments.length) comparator = d3.ascending;
-  return function(a, b) {
-    return comparator(a && a.__data__, b && b.__data__);
-  };
-}
-// type can be namespaced, e.g., "click.foo"
-// listener can be null for removal
-d3_selectionPrototype.on = function(type, listener, capture) {
-  if (arguments.length < 3) capture = false;
-
-  // parse the type specifier
-  var name = "__on" + type, i = type.indexOf(".");
-  if (i > 0) type = type.substring(0, i);
-
-  // if called with only one argument, return the current listener
-  if (arguments.length < 2) return (i = this.node()[name]) && i._;
-
-  // remove the old event listener, and add the new event listener
-  return this.each(function(d, i) {
-    var node = this,
-        o = node[name];
-
-    // remove the old listener, if any (using the previously-set capture)
-    if (o) {
-      node.removeEventListener(type, o, o.$);
-      delete node[name];
-    }
-
-    // add the new listener, if any (remembering the capture flag)
-    if (listener) {
-      node.addEventListener(type, node[name] = l, l.$ = capture);
-      l._ = listener; // stash the unwrapped listener for get
-    }
-
-    // wrapped event listener that preserves i
-    function l(e) {
-      var o = d3.event; // Events can be reentrant (e.g., focus).
-      d3.event = e;
-      try {
-        listener.call(node, node.__data__, i);
-      } finally {
-        d3.event = o;
-      }
-    }
-  });
-};
-d3_selectionPrototype.each = function(callback) {
-  return d3_selection_each(this, function(node, i, j) {
-    callback.call(node, node.__data__, i, j);
-  });
-};
-
-function d3_selection_each(groups, callback) {
-  for (var j = 0, m = groups.length; j < m; j++) {
-    for (var group = groups[j], i = 0, n = group.length, node; i < n; i++) {
-      if (node = group[i]) callback(node, i, j);
-    }
-  }
-  return groups;
-}
-//
-// Note: assigning to the arguments array simultaneously changes the value of
-// the corresponding argument!
-//
-// TODO The `this` argument probably shouldn't be the first argument to the
-// callback, anyway, since it's redundant. However, that will require a major
-// version bump due to backwards compatibility, so I'm not changing it right
-// away.
-//
-d3_selectionPrototype.call = function(callback) {
-  callback.apply(this, (arguments[0] = this, arguments));
-  return this;
-};
-d3_selectionPrototype.empty = function() {
-  return !this.node();
-};
-d3_selectionPrototype.node = function(callback) {
-  for (var j = 0, m = this.length; j < m; j++) {
-    for (var group = this[j], i = 0, n = group.length; i < n; i++) {
-      var node = group[i];
-      if (node) return node;
-    }
-  }
-  return null;
-};
-d3_selectionPrototype.transition = function() {
-  var subgroups = [],
-      subgroup,
-      node;
-
-  for (var j = -1, m = this.length; ++j < m;) {
-    subgroups.push(subgroup = []);
-    for (var group = this[j], i = -1, n = group.length; ++i < n;) {
-      subgroup.push((node = group[i]) ? {node: node, delay: d3_transitionDelay, duration: d3_transitionDuration} : null);
-    }
-  }
-
-  return d3_transition(subgroups, d3_transitionId || ++d3_transitionNextId, Date.now());
-};
-var d3_selectionRoot = d3_selection([[document]]);
-
-d3_selectionRoot[0].parentNode = d3_selectRoot;
-
-// TODO fast singleton implementation!
-// TODO select(function)
-d3.select = function(selector) {
-  return typeof selector === "string"
-      ? d3_selectionRoot.select(selector)
-      : d3_selection([[selector]]); // assume node
-};
-
-// TODO selectAll(function)
-d3.selectAll = function(selector) {
-  return typeof selector === "string"
-      ? d3_selectionRoot.selectAll(selector)
-      : d3_selection([d3_array(selector)]); // assume node[]
-};
-function d3_selection_enter(selection) {
-  d3_arraySubclass(selection, d3_selection_enterPrototype);
-  return selection;
-}
-
-var d3_selection_enterPrototype = [];
-
-d3.selection.enter = d3_selection_enter;
-d3.selection.enter.prototype = d3_selection_enterPrototype;
-
-d3_selection_enterPrototype.append = d3_selectionPrototype.append;
-d3_selection_enterPrototype.insert = d3_selectionPrototype.insert;
-d3_selection_enterPrototype.empty = d3_selectionPrototype.empty;
-d3_selection_enterPrototype.node = d3_selectionPrototype.node;
-d3_selection_enterPrototype.select = function(selector) {
-  var subgroups = [],
-      subgroup,
-      subnode,
-      upgroup,
-      group,
-      node;
-
-  for (var j = -1, m = this.length; ++j < m;) {
-    upgroup = (group = this[j]).update;
-    subgroups.push(subgroup = []);
-    subgroup.parentNode = group.parentNode;
-    for (var i = -1, n = group.length; ++i < n;) {
-      if (node = group[i]) {
-        subgroup.push(upgroup[i] = subnode = selector.call(group.parentNode, node.__data__, i));
-        subnode.__data__ = node.__data__;
-      } else {
-        subgroup.push(null);
-      }
-    }
-  }
-
-  return d3_selection(subgroups);
-};
-function d3_transition(groups, id, time) {
-  d3_arraySubclass(groups, d3_transitionPrototype);
-
-  var tweens = new d3_Map,
-      event = d3.dispatch("start", "end"),
-      ease = d3_transitionEase;
-
-  groups.id = id;
-
-  groups.time = time;
-
-  groups.tween = function(name, tween) {
-    if (arguments.length < 2) return tweens.get(name);
-    if (tween == null) tweens.remove(name);
-    else tweens.set(name, tween);
-    return groups;
-  };
-
-  groups.ease = function(value) {
-    if (!arguments.length) return ease;
-    ease = typeof value === "function" ? value : d3.ease.apply(d3, arguments);
-    return groups;
-  };
-
-  groups.each = function(type, listener) {
-    if (arguments.length < 2) return d3_transition_each.call(groups, type);
-    event.on(type, listener);
-    return groups;
-  };
-
-  d3.timer(function(elapsed) {
-    return d3_selection_each(groups, function(node, i, j) {
-      var tweened = [],
-          delay = node.delay,
-          duration = node.duration,
-          lock = (node = node.node).__transition__ || (node.__transition__ = {active: 0, count: 0}),
-          d = node.__data__;
-
-      ++lock.count;
-
-      delay <= elapsed ? start(elapsed) : d3.timer(start, delay, time);
-
-      function start(elapsed) {
-        if (lock.active > id) return stop();
-        lock.active = id;
-
-        tweens.forEach(function(key, value) {
-          if (value = value.call(node, d, i)) {
-            tweened.push(value);
-          }
-        });
-
-        event.start.call(node, d, i);
-        if (!tick(elapsed)) d3.timer(tick, 0, time);
-        return 1;
-      }
-
-      function tick(elapsed) {
-        if (lock.active !== id) return stop();
-
-        var t = (elapsed - delay) / duration,
-            e = ease(t),
-            n = tweened.length;
-
-        while (n > 0) {
-          tweened[--n].call(node, e);
-        }
-
-        if (t >= 1) {
-          stop();
-          d3_transitionId = id;
-          event.end.call(node, d, i);
-          d3_transitionId = 0;
-          return 1;
-        }
-      }
-
-      function stop() {
-        if (!--lock.count) delete node.__transition__;
-        return 1;
-      }
-    });
-  }, 0, time);
-
-  return groups;
-}
-
-var d3_transitionRemove = {};
-
-function d3_transitionNull(d, i, a) {
-  return a != "" && d3_transitionRemove;
-}
-
-function d3_transitionTween(name, b) {
-  var interpolate = d3_interpolateByName(name);
-
-  function transitionFunction(d, i, a) {
-    var v = b.call(this, d, i);
-    return v == null
-        ? a != "" && d3_transitionRemove
-        : a != v && interpolate(a, v);
-  }
-
-  function transitionString(d, i, a) {
-    return a != b && interpolate(a, b);
-  }
-
-  return typeof b === "function" ? transitionFunction
-      : b == null ? d3_transitionNull
-      : (b += "", transitionString);
-}
-
-var d3_transitionPrototype = [],
-    d3_transitionNextId = 0,
-    d3_transitionId = 0,
-    d3_transitionDefaultDelay = 0,
-    d3_transitionDefaultDuration = 250,
-    d3_transitionDefaultEase = d3.ease("cubic-in-out"),
-    d3_transitionDelay = d3_transitionDefaultDelay,
-    d3_transitionDuration = d3_transitionDefaultDuration,
-    d3_transitionEase = d3_transitionDefaultEase;
-
-d3_transitionPrototype.call = d3_selectionPrototype.call;
-
-d3.transition = function(selection) {
-  return arguments.length
-      ? (d3_transitionId ? selection.transition() : selection)
-      : d3_selectionRoot.transition();
-};
-
-d3.transition.prototype = d3_transitionPrototype;
-d3_transitionPrototype.select = function(selector) {
-  var subgroups = [],
-      subgroup,
-      subnode,
-      node;
-
-  if (typeof selector !== "function") selector = d3_selection_selector(selector);
-
-  for (var j = -1, m = this.length; ++j < m;) {
-    subgroups.push(subgroup = []);
-    for (var group = this[j], i = -1, n = group.length; ++i < n;) {
-      if ((node = group[i]) && (subnode = selector.call(node.node, node.node.__data__, i))) {
-        if ("__data__" in node.node) subnode.__data__ = node.node.__data__;
-        subgroup.push({node: subnode, delay: node.delay, duration: node.duration});
-      } else {
-        subgroup.push(null);
-      }
-    }
-  }
-
-  return d3_transition(subgroups, this.id, this.time).ease(this.ease());
-};
-d3_transitionPrototype.selectAll = function(selector) {
-  var subgroups = [],
-      subgroup,
-      subnodes,
-      node;
-
-  if (typeof selector !== "function") selector = d3_selection_selectorAll(selector);
-
-  for (var j = -1, m = this.length; ++j < m;) {
-    for (var group = this[j], i = -1, n = group.length; ++i < n;) {
-      if (node = group[i]) {
-        subnodes = selector.call(node.node, node.node.__data__, i);
-        subgroups.push(subgroup = []);
-        for (var k = -1, o = subnodes.length; ++k < o;) {
-          subgroup.push({node: subnodes[k], delay: node.delay, duration: node.duration});
-        }
-      }
-    }
-  }
-
-  return d3_transition(subgroups, this.id, this.time).ease(this.ease());
-};
-d3_transitionPrototype.attr = function(name, value) {
-  return this.attrTween(name, d3_transitionTween(name, value));
-};
-
-d3_transitionPrototype.attrTween = function(nameNS, tween) {
-  var name = d3.ns.qualify(nameNS);
-
-  function attrTween(d, i) {
-    var f = tween.call(this, d, i, this.getAttribute(name));
-    return f === d3_transitionRemove
-        ? (this.removeAttribute(name), null)
-        : f && function(t) { this.setAttribute(name, f(t)); };
-  }
-
-  function attrTweenNS(d, i) {
-    var f = tween.call(this, d, i, this.getAttributeNS(name.space, name.local));
-    return f === d3_transitionRemove
-        ? (this.removeAttributeNS(name.space, name.local), null)
-        : f && function(t) { this.setAttributeNS(name.space, name.local, f(t)); };
-  }
-
-  return this.tween("attr." + nameNS, name.local ? attrTweenNS : attrTween);
-};
-d3_transitionPrototype.style = function(name, value, priority) {
-  if (arguments.length < 3) priority = "";
-  return this.styleTween(name, d3_transitionTween(name, value), priority);
-};
-
-d3_transitionPrototype.styleTween = function(name, tween, priority) {
-  if (arguments.length < 3) priority = "";
-  return this.tween("style." + name, function(d, i) {
-    var f = tween.call(this, d, i, window.getComputedStyle(this, null).getPropertyValue(name));
-    return f === d3_transitionRemove
-        ? (this.style.removeProperty(name), null)
-        : f && function(t) { this.style.setProperty(name, f(t), priority); };
-  });
-};
-d3_transitionPrototype.text = function(value) {
-  return this.tween("text", function(d, i) {
-    this.textContent = typeof value === "function"
-        ? value.call(this, d, i)
-        : value;
-  });
-};
-d3_transitionPrototype.remove = function() {
-  return this.each("end.transition", function() {
-    var p;
-    if (!this.__transition__ && (p = this.parentNode)) p.removeChild(this);
-  });
-};
-d3_transitionPrototype.delay = function(value) {
-  return d3_selection_each(this, typeof value === "function"
-      ? function(node, i, j) { node.delay = value.call(node = node.node, node.__data__, i, j) | 0; }
-      : (value = value | 0, function(node) { node.delay = value; }));
-};
-d3_transitionPrototype.duration = function(value) {
-  return d3_selection_each(this, typeof value === "function"
-      ? function(node, i, j) { node.duration = Math.max(1, value.call(node = node.node, node.__data__, i, j) | 0); }
-      : (value = Math.max(1, value | 0), function(node) { node.duration = value; }));
-};
-function d3_transition_each(callback) {
-  var id = d3_transitionId,
-      ease = d3_transitionEase,
-      delay = d3_transitionDelay,
-      duration = d3_transitionDuration;
-
-  d3_transitionId = this.id;
-  d3_transitionEase = this.ease();
-  d3_selection_each(this, function(node, i, j) {
-    d3_transitionDelay = node.delay;
-    d3_transitionDuration = node.duration;
-    callback.call(node = node.node, node.__data__, i, j);
-  });
-
-  d3_transitionId = id;
-  d3_transitionEase = ease;
-  d3_transitionDelay = delay;
-  d3_transitionDuration = duration;
-  return this;
-}
-d3_transitionPrototype.transition = function() {
-  return this.select(d3_this);
-};
-var d3_timer_queue = null,
-    d3_timer_interval, // is an interval (or frame) active?
-    d3_timer_timeout; // is a timeout active?
-
-// The timer will continue to fire until callback returns true.
-d3.timer = function(callback, delay, then) {
-  var found = false,
-      t0,
-      t1 = d3_timer_queue;
-
-  if (arguments.length < 3) {
-    if (arguments.length < 2) delay = 0;
-    else if (!isFinite(delay)) return;
-    then = Date.now();
-  }
-
-  // See if the callback's already in the queue.
-  while (t1) {
-    if (t1.callback === callback) {
-      t1.then = then;
-      t1.delay = delay;
-      found = true;
-      break;
-    }
-    t0 = t1;
-    t1 = t1.next;
-  }
-
-  // Otherwise, add the callback to the queue.
-  if (!found) d3_timer_queue = {
-    callback: callback,
-    then: then,
-    delay: delay,
-    next: d3_timer_queue
-  };
-
-  // Start animatin'!
-  if (!d3_timer_interval) {
-    d3_timer_timeout = clearTimeout(d3_timer_timeout);
-    d3_timer_interval = 1;
-    d3_timer_frame(d3_timer_step);
-  }
-}
-
-function d3_timer_step() {
-  var elapsed,
-      now = Date.now(),
-      t1 = d3_timer_queue;
-
-  while (t1) {
-    elapsed = now - t1.then;
-    if (elapsed >= t1.delay) t1.flush = t1.callback(elapsed);
-    t1 = t1.next;
-  }
-
-  var delay = d3_timer_flush() - now;
-  if (delay > 24) {
-    if (isFinite(delay)) {
-      clearTimeout(d3_timer_timeout);
-      d3_timer_timeout = setTimeout(d3_timer_step, delay);
-    }
-    d3_timer_interval = 0;
-  } else {
-    d3_timer_interval = 1;
-    d3_timer_frame(d3_timer_step);
-  }
-}
-
-d3.timer.flush = function() {
-  var elapsed,
-      now = Date.now(),
-      t1 = d3_timer_queue;
-
-  while (t1) {
-    elapsed = now - t1.then;
-    if (!t1.delay) t1.flush = t1.callback(elapsed);
-    t1 = t1.next;
-  }
-
-  d3_timer_flush();
-};
-
-// Flush after callbacks, to avoid concurrent queue modification.
-function d3_timer_flush() {
-  var t0 = null,
-      t1 = d3_timer_queue,
-      then = Infinity;
-  while (t1) {
-    if (t1.flush) {
-      t1 = t0 ? t0.next = t1.next : d3_timer_queue = t1.next;
-    } else {
-      then = Math.min(then, t1.then + t1.delay);
-      t1 = (t0 = t1).next;
-    }
-  }
-  return then;
-}
-
-var d3_timer_frame = window.requestAnimationFrame
-    || window.webkitRequestAnimationFrame
-    || window.mozRequestAnimationFrame
-    || window.oRequestAnimationFrame
-    || window.msRequestAnimationFrame
-    || function(callback) { setTimeout(callback, 17); };
-d3.transform = function(string) {
-  var g = document.createElementNS(d3.ns.prefix.svg, "g"),
-      identity = {a: 1, b: 0, c: 0, d: 1, e: 0, f: 0};
-  return (d3.transform = function(string) {
-    g.setAttribute("transform", string);
-    var t = g.transform.baseVal.consolidate();
-    return new d3_transform(t ? t.matrix : identity);
-  })(string);
-};
-
-// Compute x-scale and normalize the first row.
-// Compute shear and make second row orthogonal to first.
-// Compute y-scale and normalize the second row.
-// Finally, compute the rotation.
-function d3_transform(m) {
-  var r0 = [m.a, m.b],
-      r1 = [m.c, m.d],
-      kx = d3_transformNormalize(r0),
-      kz = d3_transformDot(r0, r1),
-      ky = d3_transformNormalize(d3_transformCombine(r1, r0, -kz)) || 0;
-  if (r0[0] * r1[1] < r1[0] * r0[1]) {
-    r0[0] *= -1;
-    r0[1] *= -1;
-    kx *= -1;
-    kz *= -1;
-  }
-  this.rotate = (kx ? Math.atan2(r0[1], r0[0]) : Math.atan2(-r1[0], r1[1])) * d3_transformDegrees;
-  this.translate = [m.e, m.f];
-  this.scale = [kx, ky];
-  this.skew = ky ? Math.atan2(kz, ky) * d3_transformDegrees : 0;
-};
-
-d3_transform.prototype.toString = function() {
-  return "translate(" + this.translate
-      + ")rotate(" + this.rotate
-      + ")skewX(" + this.skew
-      + ")scale(" + this.scale
-      + ")";
-};
-
-function d3_transformDot(a, b) {
-  return a[0] * b[0] + a[1] * b[1];
-}
-
-function d3_transformNormalize(a) {
-  var k = Math.sqrt(d3_transformDot(a, a));
-  if (k) {
-    a[0] /= k;
-    a[1] /= k;
-  }
-  return k;
-}
-
-function d3_transformCombine(a, b, k) {
-  a[0] += k * b[0];
-  a[1] += k * b[1];
-  return a;
-}
-
-var d3_transformDegrees = 180 / Math.PI;
-d3.mouse = function(container) {
-  return d3_mousePoint(container, d3_eventSource());
-};
-
-// https://bugs.webkit.org/show_bug.cgi?id=44083
-var d3_mouse_bug44083 = /WebKit/.test(navigator.userAgent) ? -1 : 0;
-
-function d3_mousePoint(container, e) {
-  var svg = container.ownerSVGElement || container;
-  if (svg.createSVGPoint) {
-    var point = svg.createSVGPoint();
-    if ((d3_mouse_bug44083 < 0) && (window.scrollX || window.scrollY)) {
-      svg = d3.select(document.body)
-        .append("svg")
-          .style("position", "absolute")
-          .style("top", 0)
-          .style("left", 0);
-      var ctm = svg[0][0].getScreenCTM();
-      d3_mouse_bug44083 = !(ctm.f || ctm.e);
-      svg.remove();
-    }
-    if (d3_mouse_bug44083) {
-      point.x = e.pageX;
-      point.y = e.pageY;
-    } else {
-      point.x = e.clientX;
-      point.y = e.clientY;
-    }
-    point = point.matrixTransform(container.getScreenCTM().inverse());
-    return [point.x, point.y];
-  }
-  var rect = container.getBoundingClientRect();
-  return [e.clientX - rect.left - container.clientLeft, e.clientY - rect.top - container.clientTop];
-};
-d3.touches = function(container, touches) {
-  if (arguments.length < 2) touches = d3_eventSource().touches;
-  return touches ? d3_array(touches).map(function(touch) {
-    var point = d3_mousePoint(container, touch);
-    point.identifier = touch.identifier;
-    return point;
-  }) : [];
-};
-function d3_noop() {}
-d3.scale = {};
-
-function d3_scaleExtent(domain) {
-  var start = domain[0], stop = domain[domain.length - 1];
-  return start < stop ? [start, stop] : [stop, start];
-}
-
-function d3_scaleRange(scale) {
-  return scale.rangeExtent ? scale.rangeExtent() : d3_scaleExtent(scale.range());
-}
-function d3_scale_nice(domain, nice) {
-  var i0 = 0,
-      i1 = domain.length - 1,
-      x0 = domain[i0],
-      x1 = domain[i1],
-      dx;
-
-  if (x1 < x0) {
-    dx = i0; i0 = i1; i1 = dx;
-    dx = x0; x0 = x1; x1 = dx;
-  }
-
-  if (dx = x1 - x0) {
-    nice = nice(dx);
-    domain[i0] = nice.floor(x0);
-    domain[i1] = nice.ceil(x1);
-  }
-
-  return domain;
-}
-
-function d3_scale_niceDefault() {
-  return Math;
-}
-d3.scale.linear = function() {
-  return d3_scale_linear([0, 1], [0, 1], d3.interpolate, false);
-};
-
-function d3_scale_linear(domain, range, interpolate, clamp) {
-  var output,
-      input;
-
-  function rescale() {
-    var linear = Math.min(domain.length, range.length) > 2 ? d3_scale_polylinear : d3_scale_bilinear,
-        uninterpolate = clamp ? d3_uninterpolateClamp : d3_uninterpolateNumber;
-    output = linear(domain, range, uninterpolate, interpolate);
-    input = linear(range, domain, uninterpolate, d3.interpolate);
-    return scale;
-  }
-
-  function scale(x) {
-    return output(x);
-  }
-
-  // Note: requires range is coercible to number!
-  scale.invert = function(y) {
-    return input(y);
-  };
-
-  scale.domain = function(x) {
-    if (!arguments.length) return domain;
-    domain = x.map(Number);
-    return rescale();
-  };
-
-  scale.range = function(x) {
-    if (!arguments.length) return range;
-    range = x;
-    return rescale();
-  };
-
-  scale.rangeRound = function(x) {
-    return scale.range(x).interpolate(d3.interpolateRound);
-  };
-
-  scale.clamp = function(x) {
-    if (!arguments.length) return clamp;
-    clamp = x;
-    return rescale();
-  };
-
-  scale.interpolate = function(x) {
-    if (!arguments.length) return interpolate;
-    interpolate = x;
-    return rescale();
-  };
-
-  scale.ticks = function(m) {
-    return d3_scale_linearTicks(domain, m);
-  };
-
-  scale.tickFormat = function(m) {
-    return d3_scale_linearTickFormat(domain, m);
-  };
-
-  scale.nice = function() {
-    d3_scale_nice(domain, d3_scale_linearNice);
-    return rescale();
-  };
-
-  scale.copy = function() {
-    return d3_scale_linear(domain, range, interpolate, clamp);
-  };
-
-  return rescale();
-}
-
-function d3_scale_linearRebind(scale, linear) {
-  return d3.rebind(scale, linear, "range", "rangeRound", "interpolate", "clamp");
-}
-
-function d3_scale_linearNice(dx) {
-  dx = Math.pow(10, Math.round(Math.log(dx) / Math.LN10) - 1);
-  return {
-    floor: function(x) { return Math.floor(x / dx) * dx; },
-    ceil: function(x) { return Math.ceil(x / dx) * dx; }
-  };
-}
-
-function d3_scale_linearTickRange(domain, m) {
-  var extent = d3_scaleExtent(domain),
-      span = extent[1] - extent[0],
-      step = Math.pow(10, Math.floor(Math.log(span / m) / Math.LN10)),
-      err = m / span * step;
-
-  // Filter ticks to get closer to the desired count.
-  if (err <= .15) step *= 10;
-  else if (err <= .35) step *= 5;
-  else if (err <= .75) step *= 2;
-
-  // Round start and stop values to step interval.
-  extent[0] = Math.ceil(extent[0] / step) * step;
-  extent[1] = Math.floor(extent[1] / step) * step + step * .5; // inclusive
-  extent[2] = step;
-  return extent;
-}
-
-function d3_scale_linearTicks(domain, m) {
-  return d3.range.apply(d3, d3_scale_linearTickRange(domain, m));
-}
-
-function d3_scale_linearTickFormat(domain, m) {
-  return d3.format(",." + Math.max(0, -Math.floor(Math.log(d3_scale_linearTickRange(domain, m)[2]) / Math.LN10 + .01)) + "f");
-}
-function d3_scale_bilinear(domain, range, uninterpolate, interpolate) {
-  var u = uninterpolate(domain[0], domain[1]),
-      i = interpolate(range[0], range[1]);
-  return function(x) {
-    return i(u(x));
-  };
-}
-function d3_scale_polylinear(domain, range, uninterpolate, interpolate) {
-  var u = [],
-      i = [],
-      j = 0,
-      k = Math.min(domain.length, range.length) - 1;
-
-  // Handle descending domains.
-  if (domain[k] < domain[0]) {
-    domain = domain.slice().reverse();
-    range = range.slice().reverse();
-  }
-
-  while (++j <= k) {
-    u.push(uninterpolate(domain[j - 1], domain[j]));
-    i.push(interpolate(range[j - 1], range[j]));
-  }
-
-  return function(x) {
-    var j = d3.bisect(domain, x, 1, k) - 1;
-    return i[j](u[j](x));
-  };
-}
-d3.scale.log = function() {
-  return d3_scale_log(d3.scale.linear(), d3_scale_logp);
-};
-
-function d3_scale_log(linear, log) {
-  var pow = log.pow;
-
-  function scale(x) {
-    return linear(log(x));
-  }
-
-  scale.invert = function(x) {
-    return pow(linear.invert(x));
-  };
-
-  scale.domain = function(x) {
-    if (!arguments.length) return linear.domain().map(pow);
-    log = x[0] < 0 ? d3_scale_logn : d3_scale_logp;
-    pow = log.pow;
-    linear.domain(x.map(log));
-    return scale;
-  };
-
-  scale.nice = function() {
-    linear.domain(d3_scale_nice(linear.domain(), d3_scale_niceDefault));
-    return scale;
-  };
-
-  scale.ticks = function() {
-    var extent = d3_scaleExtent(linear.domain()),
-        ticks = [];
-    if (extent.every(isFinite)) {
-      var i = Math.floor(extent[0]),
-          j = Math.ceil(extent[1]),
-          u = pow(extent[0]),
-          v = pow(extent[1]);
-      if (log === d3_scale_logn) {
-        ticks.push(pow(i));
-        for (; i++ < j;) for (var k = 9; k > 0; k--) ticks.push(pow(i) * k);
-      } else {
-        for (; i < j; i++) for (var k = 1; k < 10; k++) ticks.push(pow(i) * k);
-        ticks.push(pow(i));
-      }
-      for (i = 0; ticks[i] < u; i++) {} // strip small values
-      for (j = ticks.length; ticks[j - 1] > v; j--) {} // strip big values
-      ticks = ticks.slice(i, j);
-    }
-    return ticks;
-  };
-
-  scale.tickFormat = function(n, format) {
-    if (arguments.length < 2) format = d3_scale_logFormat;
-    if (arguments.length < 1) return format;
-    var k = Math.max(.1, n / scale.ticks().length),
-        f = log === d3_scale_logn ? (e = -1e-12, Math.floor) : (e = 1e-12, Math.ceil),
-        e;
-    return function(d) {
-      return d / pow(f(log(d) + e)) <= k ? format(d) : "";
-    };
-  };
-
-  scale.copy = function() {
-    return d3_scale_log(linear.copy(), log);
-  };
-
-  return d3_scale_linearRebind(scale, linear);
-}
-
-var d3_scale_logFormat = d3.format(".0e");
-
-function d3_scale_logp(x) {
-  return Math.log(x < 0 ? 0 : x) / Math.LN10;
-}
-
-function d3_scale_logn(x) {
-  return -Math.log(x > 0 ? 0 : -x) / Math.LN10;
-}
-
-d3_scale_logp.pow = function(x) {
-  return Math.pow(10, x);
-};
-
-d3_scale_logn.pow = function(x) {
-  return -Math.pow(10, -x);
-};
-d3.scale.pow = function() {
-  return d3_scale_pow(d3.scale.linear(), 1);
-};
-
-function d3_scale_pow(linear, exponent) {
-  var powp = d3_scale_powPow(exponent),
-      powb = d3_scale_powPow(1 / exponent);
-
-  function scale(x) {
-    return linear(powp(x));
-  }
-
-  scale.invert = function(x) {
-    return powb(linear.invert(x));
-  };
-
-  scale.domain = function(x) {
-    if (!arguments.length) return linear.domain().map(powb);
-    linear.domain(x.map(powp));
-    return scale;
-  };
-
-  scale.ticks = function(m) {
-    return d3_scale_linearTicks(scale.domain(), m);
-  };
-
-  scale.tickFormat = function(m) {
-    return d3_scale_linearTickFormat(scale.domain(), m);
-  };
-
-  scale.nice = function() {
-    return scale.domain(d3_scale_nice(scale.domain(), d3_scale_linearNice));
-  };
-
-  scale.exponent = function(x) {
-    if (!arguments.length) return exponent;
-    var domain = scale.domain();
-    powp = d3_scale_powPow(exponent = x);
-    powb = d3_scale_powPow(1 / exponent);
-    return scale.domain(domain);
-  };
-
-  scale.copy = function() {
-    return d3_scale_pow(linear.copy(), exponent);
-  };
-
-  return d3_scale_linearRebind(scale, linear);
-}
-
-function d3_scale_powPow(e) {
-  return function(x) {
-    return x < 0 ? -Math.pow(-x, e) : Math.pow(x, e);
-  };
-}
-d3.scale.sqrt = function() {
-  return d3.scale.pow().exponent(.5);
-};
-d3.scale.ordinal = function() {
-  return d3_scale_ordinal([], {t: "range", x: []});
-};
-
-function d3_scale_ordinal(domain, ranger) {
-  var index,
-      range,
-      rangeBand;
-
-  function scale(x) {
-    return range[((index.get(x) || index.set(x, domain.push(x))) - 1) % range.length];
-  }
-
-  function steps(start, step) {
-    return d3.range(domain.length).map(function(i) { return start + step * i; });
-  }
-
-  scale.domain = function(x) {
-    if (!arguments.length) return domain;
-    domain = [];
-    index = new d3_Map;
-    var i = -1, n = x.length, xi;
-    while (++i < n) if (!index.has(xi = x[i])) index.set(xi, domain.push(xi));
-    return scale[ranger.t](ranger.x, ranger.p);
-  };
-
-  scale.range = function(x) {
-    if (!arguments.length) return range;
-    range = x;
-    rangeBand = 0;
-    ranger = {t: "range", x: x};
-    return scale;
-  };
-
-  scale.rangePoints = function(x, padding) {
-    if (arguments.length < 2) padding = 0;
-    var start = x[0],
-        stop = x[1],
-        step = (stop - start) / (domain.length - 1 + padding);
-    range = steps(domain.length < 2 ? (start + stop) / 2 : start + step * padding / 2, step);
-    rangeBand = 0;
-    ranger = {t: "rangePoints", x: x, p: padding};
-    return scale;
-  };
-
-  scale.rangeBands = function(x, padding) {
-    if (arguments.length < 2) padding = 0;
-    var reverse = x[1] < x[0],
-        start = x[reverse - 0],
-        stop = x[1 - reverse],
-        step = (stop - start) / (domain.length + padding);
-    range = steps(start + step * padding, step);
-    if (reverse) range.reverse();
-    rangeBand = step * (1 - padding);
-    ranger = {t: "rangeBands", x: x, p: padding};
-    return scale;
-  };
-
-  scale.rangeRoundBands = function(x, padding) {
-    if (arguments.length < 2) padding = 0;
-    var reverse = x[1] < x[0],
-        start = x[reverse - 0],
-        stop = x[1 - reverse],
-        step = Math.floor((stop - start) / (domain.length + padding)),
-        error = stop - start - (domain.length - padding) * step;
-    range = steps(start + Math.round(error / 2), step);
-    if (reverse) range.reverse();
-    rangeBand = Math.round(step * (1 - padding));
-    ranger = {t: "rangeRoundBands", x: x, p: padding};
-    return scale;
-  };
-
-  scale.rangeBand = function() {
-    return rangeBand;
-  };
-
-  scale.rangeExtent = function() {
-    return d3_scaleExtent(ranger.x);
-  };
-
-  scale.copy = function() {
-    return d3_scale_ordinal(domain, ranger);
-  };
-
-  return scale.domain(domain);
-}
-/*
- * This product includes color specifications and designs developed by Cynthia
- * Brewer (http://colorbrewer.org/). See lib/colorbrewer for more information.
- */
-
-d3.scale.category10 = function() {
-  return d3.scale.ordinal().range(d3_category10);
-};
-
-d3.scale.category20 = function() {
-  return d3.scale.ordinal().range(d3_category20);
-};
-
-d3.scale.category20b = function() {
-  return d3.scale.ordinal().range(d3_category20b);
-};
-
-d3.scale.category20c = function() {
-  return d3.scale.ordinal().range(d3_category20c);
-};
-
-var d3_category10 = [
-  "#1f77b4", "#ff7f0e", "#2ca02c", "#d62728", "#9467bd",
-  "#8c564b", "#e377c2", "#7f7f7f", "#bcbd22", "#17becf"
-];
-
-var d3_category20 = [
-  "#1f77b4", "#aec7e8",
-  "#ff7f0e", "#ffbb78",
-  "#2ca02c", "#98df8a",
-  "#d62728", "#ff9896",
-  "#9467bd", "#c5b0d5",
-  "#8c564b", "#c49c94",
-  "#e377c2", "#f7b6d2",
-  "#7f7f7f", "#c7c7c7",
-  "#bcbd22", "#dbdb8d",
-  "#17becf", "#9edae5"
-];
-
-var d3_category20b = [
-  "#393b79", "#5254a3", "#6b6ecf", "#9c9ede",
-  "#637939", "#8ca252", "#b5cf6b", "#cedb9c",
-  "#8c6d31", "#bd9e39", "#e7ba52", "#e7cb94",
-  "#843c39", "#ad494a", "#d6616b", "#e7969c",
-  "#7b4173", "#a55194", "#ce6dbd", "#de9ed6"
-];
-
-var d3_category20c = [
-  "#3182bd", "#6baed6", "#9ecae1", "#c6dbef",
-  "#e6550d", "#fd8d3c", "#fdae6b", "#fdd0a2",
-  "#31a354", "#74c476", "#a1d99b", "#c7e9c0",
-  "#756bb1", "#9e9ac8", "#bcbddc", "#dadaeb",
-  "#636363", "#969696", "#bdbdbd", "#d9d9d9"
-];
-d3.scale.quantile = function() {
-  return d3_scale_quantile([], []);
-};
-
-function d3_scale_quantile(domain, range) {
-  var thresholds;
-
-  function rescale() {
-    var k = 0,
-        n = domain.length,
-        q = range.length;
-    thresholds = [];
-    while (++k < q) thresholds[k - 1] = d3.quantile(domain, k / q);
-    return scale;
-  }
-
-  function scale(x) {
-    if (isNaN(x = +x)) return NaN;
-    return range[d3.bisect(thresholds, x)];
-  }
-
-  scale.domain = function(x) {
-    if (!arguments.length) return domain;
-    domain = x.filter(function(d) { return !isNaN(d); }).sort(d3.ascending);
-    return rescale();
-  };
-
-  scale.range = function(x) {
-    if (!arguments.length) return range;
-    range = x;
-    return rescale();
-  };
-
-  scale.quantiles = function() {
-    return thresholds;
-  };
-
-  scale.copy = function() {
-    return d3_scale_quantile(domain, range); // copy on write!
-  };
-
-  return rescale();
-}
-d3.scale.quantize = function() {
-  return d3_scale_quantize(0, 1, [0, 1]);
-};
-
-function d3_scale_quantize(x0, x1, range) {
-  var kx, i;
-
-  function scale(x) {
-    return range[Math.max(0, Math.min(i, Math.floor(kx * (x - x0))))];
-  }
-
-  function rescale() {
-    kx = range.length / (x1 - x0);
-    i = range.length - 1;
-    return scale;
-  }
-
-  scale.domain = function(x) {
-    if (!arguments.length) return [x0, x1];
-    x0 = +x[0];
-    x1 = +x[x.length - 1];
-    return rescale();
-  };
-
-  scale.range = function(x) {
-    if (!arguments.length) return range;
-    range = x;
-    return rescale();
-  };
-
-  scale.copy = function() {
-    return d3_scale_quantize(x0, x1, range); // copy on write
-  };
-
-  return rescale();
-}
-d3.scale.identity = function() {
-  return d3_scale_identity([0, 1]);
-};
-
-function d3_scale_identity(domain) {
-
-  function identity(x) { return +x; }
-
-  identity.invert = identity;
-
-  identity.domain = identity.range = function(x) {
-    if (!arguments.length) return domain;
-    domain = x.map(identity);
-    return identity;
-  };
-
-  identity.ticks = function(m) {
-    return d3_scale_linearTicks(domain, m);
-  };
-
-  identity.tickFormat = function(m) {
-    return d3_scale_linearTickFormat(domain, m);
-  };
-
-  identity.copy = function() {
-    return d3_scale_identity(domain);
-  };
-
-  return identity;
-}
-d3.svg = {};
-d3.svg.arc = function() {
-  var innerRadius = d3_svg_arcInnerRadius,
-      outerRadius = d3_svg_arcOuterRadius,
-      startAngle = d3_svg_arcStartAngle,
-      endAngle = d3_svg_arcEndAngle;
-
-  function arc() {
-    var r0 = innerRadius.apply(this, arguments),
-        r1 = outerRadius.apply(this, arguments),
-        a0 = startAngle.appl

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