jewel: fix sdcard mounting.

also update perms to fix parsing of apks from sdcards.

Change-Id: I2aad9b6263f1601d15fac8602def415ff8536706

Conflicts:
	rootdir/etc/init.target.rc
system.prop: remove custom class and update ril properties.

Change-Id: Ia413fc107bbfb219dec73b6e43d9263a150be770

Conflicts:
	system.prop