Framework: Allow All Widgets On Keyguard (1/2)

Change-Id: I2f25d403740a9ee8822c684436bc28283c356f6c
LockPatternUtils: fix regression in accuracy of isSecure()'s return

The camera widget no longer functions properly with a lock
I've only skimmed pertinent recent changes, but this seems like it could be related.

Change-Id: I58a70a80c72ea4ab6705c4eda30ae9d25e14f949

Conflicts:
	core/java/com/android/internal/widget/LockPatternUtils.java