Redirect mobile devices
Buttons now visible in login when cas & shibboleth are activated
Replaced CAS and Shibboleth by their names + logo override in oae.base
Follow-up on CAS and Shib buttons
Merge pull request #2828 from Coenego/patch-2

Redirect mobile devices
Proxying host header to etherpad as socket.io needs it do a handshake.
Added translation for static validation messages
Added dynamic validation messages to bundle
Fixed wrong tab indention
Fixed wrong tab indention
Dynamic validation messages are also working
Removed console.log
Validation i18n follow-up
Marking the notifications as read upon load
Documentation
Added semicolon after inline function in notifications.js
Merge remote-tracking branch 'origin/newframework' into grouppermissions