Revert "Unlock Gesture: Add user configurable lockscreen shortcuts Support"

This reverts commit ad864c19f924ff102818353371a83f3b60743c2d.
Revert "Settings: Gesture Lockscreen (2/2)"

This reverts commit 68bedd024d3ff68b0b8f40c9edff6d750570abfa.

Conflicts:
	res/values/cr_strings.xml