bluetooth: Add bdaddrwriter

Change-Id: Idb70a6b5dabcc262e68338ba4e31abcb53188d30
device_perms.h: Allow user media access to camera.* properties

Change-Id: If782988148fbc9570e28eacf56764b2f2d821886
fstab.cardhu: Mount /data with suid capability
init.cardu.rc: Change permissions for sys/brightness
Disable Java projects
fstab.cardhu: Remove "nodev" mount option from /data

Canonical did that for the Nexus devices to:
"create ubuntu-like chroots to build packages for different series"