TT#33811 Login: Could not login via Safari

Error 301 Moved Permanently, usually browsers redirect the request
automatically to the new location, which wasn't the case with Safari

Change-Id: I3eb42750cc58d6a8ca6d512c9121e6d48f981b61

src/api/user.js

@@ -57,7 +57,7 @@ export function getSubscriberById(id) {
 
 export function getCapabilities() {
     return new Promise((resolve, reject)=>{
-        Vue.http.get('/api/capabilities').then((result)=>{
+        Vue.http.get('/api/capabilities/').then((result)=>{
             var capabilities = {};
             var body = JSON.parse(result.body);
             if(_.isArray(body["_embedded"]["ngcp:capabilities"])) {