* expect.texi, repl-modules.texi: Start the chapters with a new
page.
* srfi-modules.texi (SRFI-0): Added note about supported feature
identifiers and an example. Start the chapter with a new page.
* srfi-modules.texi, scheme-data.texi, scheme-control.texi,
scheme-binding.texi, repl-modules.texi, posix.texi, intro.texi,
scheme-utility.texi: Change `--' to `-' throughout.
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.
let.
* scheme-binding.texi (Internal Definitions): New explanation of
`Internal Definitions'.
(Top Level): Documented behaviour of top level definitions.
(Binding Constructs): New introductory text.
(Local Bindings): Explain concept of local bindings. Document
let, let* and letrec.
* scheme-modules.texi (Modules): Added menu descriptions.
(Scheme and modules, The Guile module system): Some whitespace
cleanup
(The Guile module system): Layout fixes, docstring fix for
`define-module'.
