Remove long build descriptions (not properly used in the new UI)

static/js/directives/ui/trigger-description.js

@@ -10,10 +10,8 @@ angular.module('quay').directive('triggerDescription', function () {
     restrict: 'C',
     scope: {
       'trigger': '=trigger',
-      'short': '=short'
     },
     controller: function($scope, $element, KeyService, TriggerService) {
-      // TODO(jschorr): Clean up and remove the 'short' once we're on new layout.
       $scope.KeyService = KeyService;
       $scope.TriggerService = TriggerService;
       TriggerService.populateTemplate($scope, 'trigger-description');