hlte: Split proprietary files between device and common directories
HLTE: Update to GSM KK blobs

Change-Id: I151a4760d1a2e6aac96579e56a08e0fa5af734ce
hlte-commomn:  Add hlteusc to build barrier

Change-Id: I3f925fde275f298d7ec659a597005ae98506c6e0