tenderloin:  House cleaning

Change-Id: I66e1efb09c18e197f15bbcf774d7aeef0196e5fa
tenderloin: Bring in Camera hal from Dorregaray

Special Thanks to Dorregaray for bring us this.  Source located at
https://github.com/Dorregaray/camerahal

Change-Id: I1d49044bd8cabf0d0bfdcc77a458605503d3179c