Version Control With Subversion Source

* doc/book/REVIEW: Lots of review comments added.

* doc/book/book/ch04.xml (svn-ch-4-sect-2): Add a missing space.

* doc/book/book/ch06.xml (svn-ch-6-sect-4.4.2-ex-3): Fix "Sasisfy" to
"Satisfy".
(svn-ch-6-sect-4.4.2): Remove stutter-brace.

* doc/book/book/ch09.xml (svn-ch-9-sect-2.1): Fix "--ignore--uuid" and
"--force--uuid" to not so over-hyphenated versions.
(svn-ch-9-sect-2.2): Ditto.