gurdotan

(function() {
  Backbone.Model.prototype._save = Backbone.Model.prototype.save;
  Backbone.Model.prototype.save = function(attrs, options) {
    var that = this;
    if (!options) { options = {}; }
    if (this.savingNewRecord) {
      // store or replace last PUT request with the latest version, we can safely replace old PUT requests with new ones
      // but if there are callbacks from a previous PUT request, we need to make sure they are all called as well
      _(['success','error']).each(function(event) {
        // convert all callbacks to a single array of callbacks)