* doc/book/book/appb.xml
(svn-ap-b-sect-1.2.1): Insert a missing "a", and complete an incomplete
phrase. Also break up a run-on sentence.
(svn-ap-b-sect-1.2.8): Remove "which" that breaks the flow of the sentence.
* doc/book/book/ch03.xml
(svn-ch-3-sect-4.2): Fix an awkward sentence by removing an unnecessary
parenthetical phrase.
(svn-ch-3-sect-4.3.1): Change "of file" to "of the file".
* doc/book/book/ch05.xml
(svn-ch-5-sect-3.1.3): Remove an unnecessary "really" and a redundant "at
this point". Rewrite several awkward sentences.
* doc/book/book/ch06.xml
(svn-ch-6-sect-3.3): Change "as user" to "as the user".
(svn-ch-6-sect-4): Remove unnecessary "which".
(svn-ch-6-sect-4.4.2): Change "user" to "the user", and change a few other
awkward phrases.
* doc/book/book/ch07.xml
(svn-ch-7-sect-1.1): Remove unnecessary "again"
(svn-ch-7-sect-1.3.1): Fix an incomplete sentence, and change "semi-colon
delimited" to "semicolon-delimited".
(svn-ch-7-sect-2.2): Change "lossage" to "loss".
(svn-ch-7-sect-2.3.3): Break up run-on sentence with a colon.
* doc/book/book/ch08.xml
(svn-ch-8-dia-2): Change "Revisioning" to "Versioning".
(svn-ch-8-sect-1.1, svn-ch-8-sect-1.2.1, svn-ch-8-sect-1.2.3): Add a few
words to make sentences read better.
(svn-ch-8-sect-6.4): Remove redundant "actually".
* doc/book/book/ch09.xml
(svn-ch-9-sect-1.2): Change "in working copy" to "in your working copy".
Capitalize "id" where it occurs. Add a few missing words and punctuation.
(svn-ch-9-sect-3.2): Fix a misleading sentence: svnlook propget shows the
property values of a file, not the value of the file itself.
