/*
 * Flatten Object @gdibble: Inspired by https://gist.github.com/penguinboy/762197
 *   input:  { 'a':{ 'b':{ 'b2':2 }, 'c':{ 'c2':2, 'c3':3 } } }
 *   output: { 'a.b.b2':2, 'a.c.c2':2, 'a.c.c3':3 }
 */
var flattenObject = function(ob) {
  var toReturn = {};
  var flatObject;
  for (var i in ob) {
    if (!ob.hasOwnProperty(i)) {
      continue;
    }
    if ((typeof ob[i]) === 'object') {
      flatObject = flattenObject(ob[i]);
      for (var x in flatObject) {
        if (!flatObject.hasOwnProperty(x)) {
          continue;
        }
        toReturn[i + (!!isNaN(x) ? '.' + x : '')] = flatObject[x];
      }
    } else {
      toReturn[i] = ob[i];
    }
  }
  return toReturn;
};