Allow all widgets to be added to lockscreen.

Instead of this halfhearted approach, it should
be an option through ROMControl.

Make option for rc.
White Space

Change-Id: I75ee3ba85e0263f1e8f090beccaab2dbe2bbb7a4

Conflicts:
	core/java/android/provider/Settings.java
Navring: fix NPE if app uninstalled and in Navring

remove generic exception not needed.

Change-Id: Iec7f79f9d7c236d2afe3788dc35f890b2e3c4f84
input: fix recents opening when waking the device with the home button without lockscreen

Port from ics
http://review.cyanogenmod.com/#/c/18584/

Change-Id: I354ace2a3b37bd336d2806b941f779538bc96c74