[1/2] Base: ActiveDisplay bugfixes

1. fix respect QuietHour changes
2. fix compute background bound for background image
3. fix http://jira.omnirom.org/browse/OMNI-724
4. fix http://jira.omnirom.org/browse/OMNI-722
5. fix http://jira.omnirom.org/browse/OMNI-709
6. remove useless layout
7. fix invalidation when sunlight mode disabled
8. fix fetch wallpaper
9. fix glowpad ring after configuration changes
10. disable wallpaper blur until we find fix for problem in OMNI-715
11. make sure when configuration changes, all view is rebuild, so there
is double background window
is showing
12. remove Wallpaper