Injector fix

*get(href) returns computed URL -> getAttribute(href)
Template reduce dependency
Inbox: Y.Template.Micro based.

*original template and same without labels.
Inbox, add unread count.

*maybe better with a specific SQL COUNT query
Merge branch 'master' of github.com:Heigvd/Wegas

# By Yannick Lagger
# Via Yannick Lagger
* 'master' of github.com:Heigvd/Wegas:
  Shareuser autcompletion by roles
  Layout EnrolmentKey and AccountKey