Restore notifctions setting

[idan-green]

Hi,

When i tried to setup Telegram to send notifications.
During this time the systems asked me to change the messages which I did.
Now all the setting for notations are rest and don't work.
Can someone tell me how to restore the default setting?

[theyosh]

Looks related to #518
So do git pull and restart. Make sure your browser cache is cleaned