When a new beta feature is enabled, the user which gets affected automatically (Option "Automatically enable all new beta features" is true), should get a notification (with echo?) about the new feature to know what will change at the user account and have not to ask on the local village pump about the changes.

Version: master
Severity: enhancement
Whiteboard: https://trello.com/c/aXv4DF28/117-new-beta-feature-has-been-enabled-for-you
URL: https://www.mediawiki.org/wiki/Beta_F...
See Also:
https://bugzilla.wikimedia.org/show_bug.cgi?id=60747
https://bugzilla.wikimedia.org/show_bug.cgi?id=65182
https://bugzilla.wikimedia.org/show_bug.cgi?id=65183
https://bugzilla.wikimedia.org/show_bug.cgi?id=65185
https://bugzilla.wikimedia.org/show_bug.cgi?id=65191