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: Ie3f457d7a18f52a3452e3d2f50d40a4b70754cc4