death to all modules!

* we're building everything we need into the kernel now, actually
  disabling module loading altogether
* remove all references to modules as they don't make sense now anyway

Change-Id: I9dbb3dafa3ebd7166facd2d47abe91e5abf859da
tenderloin: Build ath6kl into kernel

also added in to allow no modules

Change-Id: Ib548ca753a13a3871aa8546dbecc49d9498d746f