Frameworks: Listanimation views and interpolator (1/2)

thanks team ThinkingBridge for it. Difference to original implementation

- code cleanup
- some smaller code fixes
- remove of rotation animation due it is to laggy
- multiuser support

Change-Id: I255b60dd963c616fb5c0aa583c23d52a7a5108f8

Patchset: 1
https://gerrit.omnirom.org/#/c/2862/
frameworks: Hope systemui improved battery life

See this:
http://image.thinkingbridge.org/keyguard.png

Remove KeyguardTestActivity
Initial white halo thanks to dokdo

Signed-off-by: anerik <anerikgames@gmail.com>