Move Scrolling Wallpaper to new Trebuchet Settings

Change-Id: I57961ae9b6f0df334ddd2c4563ddfd7e2939f01e
Merge "Move Scrolling Wallpaper to new Trebuchet Settings" into cm-11.0
Use theme change categories and clear widget preview cache

Change-Id: If10fa3fa407891b91322c7e982742eb1dfab2b93
Merge "Use theme change categories and clear widget preview cache" into cm-11.0
Merge remote-tracking branch 'cm/cm-11.0' into cm-11.0