ril: Support for SEEK on Android

Support the following ril requests to enable
SEEK on Android:
1. RIL_REQUEST_SIM_TRNASMIT_BASIC
2. RIL_REQUEST_SIM_OPEN_CHANNEL
3. RIL_REQUEST_SIM_CLOSE_CHANNEL
4. RIL_REQUEST_SIM_TRANSMIT_CHANNEL
5. RIL_REQUEST_SIM_GET_ATR

Change-Id: I3f346a054c53652db58a1eba93e9d5574157d2cd
Revert "hardware: ril: Avoid collision with RIL constant 1138"

Later Qualcomm RILs will use the STK_CC_ALPHA_NOTIFY message, and this
causes the radio to parse the parcel in a very incorrect manner.
This patch is complimentary with
http://review.cyanogenmod.org/#/c/75148/

Change-Id: Ic63ff984cdff81b07afc250023157084191e1fa6