Add GlowPadView extensions needed for lockscreen targets and nav ring.

Change-Id: I4f82fd3fe04ac16c6737d38b2473f2a533c5d326
Framework : Lockscreen - Customizable shortcuts

Forward port lockscreen shortcuts

Change-Id: Ic3b935df5c0da35f31373d96943e442dc39cf11b
Add back navigation ring customization.

Change-Id: Iebe4ec7c2519b85cfd5189d060444764a50f3cf6
Bring back two-line layout for status bar date.

Change-Id: I4bf7ce61b22da89b3b8c1a3f00e077461061f7b9
Fix the default value for long press on home.

In AOSP the values for this option are different than in CM.
Switch it back to the CM value for opening recent apps.

Change-Id: I0ded218659f6075aad6f178f3cd614fa10d40488