hlte: ril: Add Samsung UNSOL responses to RIL class

Change-Id: I07d1621e02312d3fce84d1670b49ef0c10f2ca38 (reverted from commit 9ecdc23a17819c93bc3640e0f02f4c9d721c49ec)
HLTE: ril: Update based on Ethan's changes for klte

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

Change-Id: If543741a85251378fd78178378b1c147b253f74d (reverted from commit a1c419802ec160219e677ebbb1a9c432763a47da)