* Split alias levels in mentionable and messageable levels.
* Fixed some tests.
* Set messageable level to everyone by default.
* By defaults, groups are not mentionable or messageable.
* Made staff groups messageable by the system.
* title info under notification
* create badge-title as component
* display available titles, close button
* remove visual feedback when grant new badge
* Made changes after review.
* Some minor fixes.
Bianca Nenciu