msm: camera: actuator: do not break build if MSM_ACTUATOR is disabled
msm: camera: flash: implement FLASH_SRC_CALLBACK

This patch just adds to ability to add a callback, defined in board.
This copies the behavior of HTC camera's.
msm: camera: add CMD_AXI_RESET in msm_isp, to avoid crashing blobs
camera: msm: restore 'stock' CAMERA_EFFECT_ defines
msm: flash: sync from 2.7-stable
add s5k4h1gx and mt9v113 driver (MT9V113 IS NOT WORKING)
pyramid: camera: update board