patches: renderscript/livewallpaper patches are now in androidarmv6
patches: texture fix and prefer 16bit surface are now in androidarmv6
patches: apparently electronbeam is supposed to be horizontal
patches: allow auditd to turn on
remove extraneous files using extras instead of build patches
move ksm tuning into post boot instead of patching the default
patches: revert upstream legacy softap and new-webview browser tweaking patches
choose much smaller bootanim to save space in /system
add a plethora of graphics options, many of which seem to do nothing.

investigated these trying to work out the EGL crashes (eventually
fixed in http://review.androidarmv6.org/#/c/6653/) but they didn't
fix or change anything. likely they can (almost) all be removed.
enable BOARD_CAMERA_NO_UNWANTED_MSG

needs http://review.androidarmv6.org/#/c/6494/