Adjust checklist item api to support audits trail

dashboard/src/js/client.js

@@ -982,6 +982,15 @@ angular.module('Application').service('Client', ['$http', '$interval', '$timeout
         });
     };
 
+    Client.prototype.ackAppChecklistItem = function (appId, key, acknowledged, callback) {
+        put('/api/v1/apps/' + appId + '/checklist/' + key, { done: acknowledged }, null, function (error, data, status) {
+            if (error) return callback(error);
+            if (status !== 202) return callback(new ClientError(status, data));
+
+            callback(null);
+        });
+    };
+
     Client.prototype.updateApp = function (id, manifest, options, callback) {
         var data =  {
             appStoreId: manifest.id + '@' + manifest.version,