fay 0.12
Ported over to the new fay 0.13 code
Merge branch 'fpco' into HEAD

Conflicts:
	Yesod/Fay.hs
Language.Fay.Yesod tweaks for fay 0.13
Change import of FFI to Language.Fay.FFI
More separate runtime fixes
Added more Automatics
Import Prelude
Removed redundant CPP code (now handled by Fay)
yfsPostProcess
yfsExternal