Add loading indicator when connecting to error tracking server
![2019-08-30_09.26.45](/uploads/39b38a12433e4b9ec45b5c6f85db831d/2019-08-30_09.26.45.gif) Although it seems like my browser was able to authenticate fairly quickly with the server, I think we should add a loading indicator when connecting to error tracking server. This would be especially valuable on slow internet connections
issue