Fixes motion manage state template block.
Fixed missing activeline class in mediafiles list template.
item detail template: fixed is_active_slide conditions.
assignment view template: Use bottongroup instead of single radio buttons.
Make WLAN form labels not translateable.
Projector template: Updated header and countdown style. Removed footer.

Added config options to show logo and/or title/description.
projector template: New config options to set background color and font color for projector header.
Added help texts.