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

patchset 2:
   fix for tablets

Change-Id: Ie4072a287d33f352f82403ecc570c41f603759c5
raise max keygaurd widgets from 5 to 20

Change-Id: If5ec1ef126cd43db2dc79e0780e48644d326788b
Frameworks: toggle to disable keyguard camera widget (1/2)

Change-Id: I49d7ff496efb85ae79e112b058aca13f9d4e5dbc