klte: Add RIL subclass for GSM

Change-Id: Ifd80255fa7c7f86745978fc22ae8d3cc4c688107
klte: Fix RIL boolean logic

* Accidentally inverted the logic for two of the flags

Change-Id: If0017344bdb9ceac18f8d2e3fbcedd105f165a4f
Revert "klte: use prebuilt NFC HAL"

This reverts commit 5d7464c0e973409b6e03c1e0dd6512de6280411b.

Change-Id: I6a4263de00e391e28e6db42012e4be0993bc29f0