Frameworks: Lockscreen carousel animation for portrait (1/2)

enable the nice carousel animation from landscape moder also for portrait

Change-Id: I04ade7072d12d9cde9e11c0fd4c17496b1885a47
Frameworks: Lockscreen changes (1/2)

this commit does:

- disable hide widget hints for carousel animation because it makes no sence
- widgets has now own preference screen on settings
- reorder settings
- small fixes

cheers

Change-Id: I1b9d21e822137cdb57cf9dff72707e01bd36d889
 Fix Notification drawer color and alpha

did not stick after reboot.
 Fix NPE on tablet carousel animation

sorry my bad
Fix recent all button and move it to the right center
Fix derp and missing settings variable for insecure lockscreen