- Fixed#992 (Use correct countdown format)
- Fixed#909 (Backend und projector template style)
* Search bar with same border-radius like login button.
* Projector: Fixed overlay message style. Allow HTML code (use template filter 'safe').
* Dashboard: Tooltips, Buttons and Widget fixes.
- Fixed template does not exists error if custom slide is activated.
- Countdown: Add css to show negative countdown in red.
- Add missing translation strings to English po file (for transifex).
