code: function(settings, filters, allowed) {
    if (filters.length > 0) {
      _.each(filters, function(obj) {
        if (!_.has(obj, 'word')) {
          return;
        }
        if (!_.has(obj, 'pattern')) {
          // configure existing filter options
          var filter = _.findWhere(settings.filters, { word: obj.word });
          if (!_.isUndefined(filter)) {
            filter.configure(obj);
          }
        } else if (!_.contains(allowed, obj.word)) {
          // if filter word isn't whitelisted, add as new GrawlixFilter
          settings.filters.push( toGrawlixFilter(obj) );
        }
      });
    }
    return settings;
  }
docs: Loads an array of filter objects into the GrawlixSettings object
  @param  {GrawlixSettings} settings GrawlixSettings object
  @param  {Array}           filters  Array of filter objects
  @param  {Array}           allowed  Whitelist of words to ignore
  @return {GrawlixSettings}          Settings objects with filters added