[FIX] Bad enconded string script made
[FIX] Format Date bad formatting
[FIX] RegForm: Display broken for guests users
[FIX] Don't show "Modify" button for cancelled bookings

 * nor rejected ones
[FIX] Back to proper angular submodule
[FIX] Run scheduler within Flask app context
[FIX] RegForm: Disabled cache for IE
[IMP] i18n dictionary updates

 * Performed by Pedro
[FIX] typo
[MIN] Clean URL for material in subcontribution
[FIX] some missing mathjax js
[FIX] RB timebar image url
[MIN] Prettier URL for chatroom logs
[FIX] Check group exists in LDAP
[FIX] Destroy qTip when parent element destroyed
[FIX] Properly render MathJax sub-titles
[IMP] PendingNotification inherits from Generic
[FIX] Added RB SASS in conference RB
[FIX] RegForm: Full display page exception
[FIX] Missing endpoint for registration services