Merge with jens and herman. Fixed loading screen materials.

Signed-off-by: Olof Wallentin <olov.wallentin@gmail.com>
Merge branch 'olof' of github.com:rodstrom/yomibubble into jens
Commit before taking camera update from Herman. Have updated the tott system.

Signed-off-by: Farbror Tiny <jens.syntax@gmail.com>