Revert "Fix numerous uses of CInt/CUInt instead of Bool" and extend wrapper accordingly

This reverts commit a0c0a9e7261aeb53bf9ecb074762ea1947d411d5.

Conflicts:
	LLVM/Core/CodeGen.hs
	LLVM/Core/Util.hs
	base/LLVM/FFI/Core.hsc
	wrapper/LLVM/Wrapper/Analysis.hs
	wrapper/LLVM/Wrapper/BitWriter.hs
	wrapper/LLVM/Wrapper/Core.hs