Add prebuilt PA prefs

Conflicts:
	configs/common.mk
	products/d2att.mk
	products/d2tmo.mk
	products/d2vzw.mk
	products/grouper.mk
	products/i605.mk
	products/i9100.mk
	products/i9100g.mk
	products/i9300.mk
	products/l900.mk
	products/maguro.mk
	products/mako.mk
	products/n7100.mk
	products/quincyatt.mk
	products/t0lte.mk
	products/toro.mk