Lockscreen Notifications: some fixes

Conflicts:
	core/java/android/provider/Settings.java

Change-Id: I9388bcb899080cc023c146a083e554dcf8e57858
Framework: disable keyguard widget frame (1/2)

And another user request.  But...I can understand
it now that I see it without.  They actually
look quite nice this way.

Change-Id: Ice198f5487fb483924e13683879ec56a2402f38e