hlte: fix missing firmware on boot, mount it via old way

Change-Id: I43a229de353bae34b7180ef3e7253d83d1f9d20c
hlte: disable keystore for now.

 breaks older bootloader revision

Change-Id: I39d585d77ac351b2bbd46f319379aa7a08697648
hlte-common: Add CameraParametersExtra.h for wrapper.

Change-Id: I81c76ab12bfff700b625514ae5c6858d8871dccf
Hlte:  fix camera build

Change-Id: I3a54c421b2839c731ede57dbbcd33ef6401c10f3