Added to pac_common:

-AOKP SwagPapers v2 package
-Paranoid Android Wallpapers package

Change-Id: I7258345b297184416bc86badc8e6c4205bccce28
Note: Did not add CM Wallpapers package since it's already in CM's common.mk.
Better Organization

Change-Id: I1b318735afd565bf1eb1137abc63019be949c6ec
22.1.1

All left over AOKP commits up to 03/22/2013
All left over CM commits up to 04/08/2013

Change-Id: I65fa7f52067b2abb8fbc3ff5b4e0adaf785778c2