AOKP custom system animations (2/2)

ported fom here: http://gerrit.aokp.co/#/c/12305/

Thanks to Steve Spear

PS2: Clean tabs
PS3: Some string fixes

Change-Id: Ib763774f8981aaead461bddc80c9a10b24c3959c

Conflicts:
	res/values/cm_strings.xml