* scheme-evaluation.texi (Comments): Document normal comments and

	* scheme-evaluation.texi (Comments): Document normal comments and
	comment conventions.
	(Block Comments): Documented multiline comments.
	(Case Sensitivity): Documented R5RS and Guile behaviour and how to
	switch it off.

	* scheme-control.texi (Continuations): Added some documentation
	for call/cc.
	(Exceptions): Added xref to `Continuations'.

	* scheme-binding.texi (Binding Reflection): Typo fix.