text: angular.module('zmon2App').filter('epochToDate', ['$filter', function($filter) {
      return function(epochSecs) {
          var epochStart = new Date(0); // 1 Jan 1970 00:00:00 UTC
          return epochStart.setUTCSeconds(epochSecs);
         // return $filter('date')(epochStart, 'yyyy-MM-dd HH:mm:ss');
      };
  }]);
  