Lockscreen blur and blur radius (1/2)

Change-Id: Iab92bc2adfc2c861cd4f1baccdba2409a5deb788
Signed-off-by: anerikg <anerikgames@gmail.com>

Conflicts:
	core/java/android/provider/Settings.java
	packages/Keyguard/src/com/android/keyguard/KeyguardViewManager.java
	policy/src/com/android/internal/policy/impl/keyguard/KeyguardServiceWrapper.java

Conflicts:
	core/java/android/provider/Settings.java
	packages/Keyguard/src/com/android/keyguard/KeyguardViewManager.java