hlte: bye bye gsiff daemon

* samsung doesn't use gsiff  daemon.
* a huge gaping selinux hole

Change-Id: I7cb63a29a16a7061202427f251af71ddfc3654ad
HLTE: fix a2dp

* remove a dupe value found in msm8974-common

Change-Id: I4bbcd377bce51b8e2c88e4434abde6c0255ff83a
Get rid of obsolete changes to ril

Change-Id: If42d88071136cdd42432ee8662991f1621c5f5d6

Conflicts:
	ril/telephony/java/com/android/internal/telephony/HlteRIL.java
	system_prop.mk