code: function(_raw, _mask) {
  
        Utils.assert(_raw && angular.isArray(_raw), 'Collection $decode expected array');
  
        for(var i = 0, l = _raw.length; i < l; i++) {
          this.$buildRaw(_raw[i], _mask).$reveal(); // build and disclose every item.
        }
  
        this.$dispatch('after-feed-many', [_raw]);
        return this;
      }
docs: @memberof CollectionApi#
  
  @description Feeds raw collection data into the collection.
  
  This method is for use in collections only.
  
  @param {array} _raw Data to add
  @param  {string} _mask 'CRU' mask
  @return {CollectionApi} self