Make novo

This should work as well as a clobber without removing the host files.

Change-Id: I81cee7eb963b6155760f1cc7de2dc752c2ddd938

Conflicts:
	core/main.mk
Add magic

Removes target/out
Moar clean options!

appclean: clears out all apks
imgclean: clears out all img files
kernelclean: clears out all kernel stuff
systemclean: clears out all system stuff
recoveryclean: clears out all recovery stuff
rootclean: clears out all root stuff

Change-Id: I3b6d9ca53e083385cca3ae66084c5a39901b3d1b
make it dirty