msm8960: update libril from qcril merge

Update based on kk_3.5_rb1.19 of
 git://codeaurora.org/platform/hardware/ril

Change-Id: Id5d556b550ffdb58dc0e6e8bb4bc48c85ced154d
msm8960-common: ril: Avoid collision with RIL constant 1138

 used in some Samsung devices for RIL_UNSOL_TETHERED_MODE_STATE_CHANGED.

 Thanks to iptux on XDA for pointing out the change in constants between
 CM-10.2 and CM-11.0.

 This patch is complimentary to:
 http://review.cyanogenmod.org/#/c/61289/

Conflicts:
	libril/telephony/ril.h

Change-Id: Id15503a04bb469c5aa8d211a00654fe6008340e4
msm8960-common: remove redundant qcom cflag

QCOM_HARDWARE flag is already set when BOARD_USES_QCOM_HARDWARE is
defined. See build/core/qcom_target.mk.

Change-Id: Idb684629d229d6b9cd3d6a932a49d303367162b3
msm8960-common: Select QCOM power HAL

Change-Id: I39adbae1b78e4a2462dc12bbd54198d3212f8cf6