feat(full-stack): disable notifications after 3 failures

This stops notifications from firing over and over again if they are repeatedly failing.

[TESTING -> locally with docker compose, DATABASE MIGRATION -> there is a single migration]

Issue: https://www.pivotaltracker.com/story/show/b144646649n

- [ ] It works!
- [ ] Comments provide sufficient explanations for the next contributor
- [ ] Tests cover changes and corner cases
- [ ] Follows Quay syntax patterns and format

static/js/directives/ui/repository-events-table.js

@@ -93,6 +93,20 @@ angular.module('quay').directive('repositoryEventsTable', function () {
         }, ApiService.errorDisplay('Cannot delete notification'));
       };
 
+      $scope.reenableNotification = function(notification) {
+        var params = {
+          'repository': $scope.repository.namespace + '/' + $scope.repository.name,
+          'uuid': notification.uuid
+        };
+
+        ApiService.resetRepositoryNotificationFailures(null, params).then(function() {
+          var index = $.inArray(notification, $scope.notifications);
+          if (index < 0) { return; }
+          $scope.notifications[index].number_of_failures = 0
+        }, ApiService.errorDisplay('Cannot re-enable notification'));
+      };
+
+
       $scope.showNotifyInfo = function(notification, field) {
         var dom = document.createElement('input');
         dom.setAttribute('type', 'text');