Frameworks: Lockscreen Theme Color [1/2]

PS2: Theme
PS3: Rebase
PS4: RebaseDerp
PS5: Remove Dead Code

Change-Id: Ib7c6319a9a9632a94e0369f9614b9a4963542528

Conflicts:
	policy/src/com/android/internal/policy/impl/keyguard/KeyguardSelectorView.java