dlx: Various camera fixes
* Disable camera hacks as we are now using updated blobs
* Update led permissions
* Use m7 camera wrapper as it has fixes for newer blobs
* Update camera overlay

Change-Id: Ie9d291397a61590b9a71d0b6b276630c50a0cc04
dlx: remove redundant audio_effect.conf
dlx: remove unused entries
dlx: restart adb on adb root
add 5,6,7,8mp resolutions