Revert "Update with instructions for building w/ OC branch of PoKernel"

This reverts commit e7aaffd2b565ad0854d3feaa999353244eb456b7.

Conflicts:
	cpa/addtoroomservice.xml
Revert "Use non-OC kernel branch for ROM"

This reverts commit d58d8a0c19e0619da33455115c46a880acaf57bf.