Add TD-SCDMA support

1) Add TD-SCDMA RAT support.
2) Add TD-SCDMA SignalStrength support.
3) Add TD-SCDMA network modes

Update RIL_QCOM_VERION to 3.

Change-Id: I4eda094237ebc69ad1d2b8cc07c7fab2b4c00f17

Conflicts:

	include/telephony/ril.h