add userland submodule
Build raspi userland stuff w/ cmake
added cam/: capture raspicam images

stripped essentials out of RaspiCamYUV to make it work
README
switch to my fork of userland until merge
fix messed up branch pointer
take video at 10fps
take I420 10fps video @ 320x240
Stripped extra junk out of cam code

also added a dumb script to show I420 YUV frames captured by the camera
remove even more unnecessary crap
significantly clean up cam stuff
Add missing cross-compiler definition
Cpplint style cleanup

run with: cpplint.py --filter=-legal *.cc *.h */*.cc */*.h
camtest: ^C to stop recording
Don't use gcc extensions for initializing camera structures
forgot the gps subdir in CMakeLists.txt