[2/2] Framework/base: Lockscreen maximized widgets

Framework part of maximizing lockscreen widgets

Taken from cm and modified for kitkat

Change-Id: I6a354d218fa5cc4603b92ba479d6aeba7f8f9c60

Conflicts:
	core/java/android/provider/Settings.java
Merge branch 'kk-4.4' of https://github.com/PSX-PureSpeed/android_frameworks_base into kk-4.4