klte-common: fix bluetooth audio stutter

Change-Id: I5a2ed91ebbc35c5de6e31125d11bbf59ccef3668
Get rid of obsolete changes to ril

Change-Id: If42d88071136cdd42432ee8662991f1621c5f5d6
klte-common: new and improved KlteRIL

Change-Id: I3f6847402e888ca2057b9c8cb85461f314fbd9c9

Conflicts:
	ril/telephony/java/com/android/internal/telephony/KlteRIL.java