@hide API change from themes

Change-Id: Ia0798346d2e8e5a84e8456bb89b7d503a71a7afa

Conflicts:
	core/java/android/content/res/Resources.java
fixup

Change-Id: I0a2154b03a46fbe160d960b0e62bf80d1825f2a9
Improve tethering notification icons

Replaces the stock icons with the ones I submitted as part of
http://review.cyanogenmod.com/#/c/15930/ in CM9.

Change-Id: Iecfae9ad579c6c9ae06da0a08b61e9359a8a37b0