Added to pac_common:

-AOKP SwagPapers v2 package
-Paranoid Android Wallpapers package

Note: Did not add CM Wallpapers package since it's already in CM's common.mk.
Merge pull request #122 from just1nsama/cm-10.1

Added to pac_common:We are PAC and we will add AOSPA+CM+AOKP