Version Control With Subversion Source

Remove all spurious uses of 'switch' where we meant 'option' (as in
cmdline options). This fixes issue #73.

* src/en/HACKING: Clarify our stance on option vs switch for --these
--things.

* src/en/book/ch00-preface.xml, src/en/book/ch09-reference.xml,
src/en/book/ch05-repository-admin.xml,
src/en/book/appb-svn-for-cvs-users.xml,
src/en/book/ch04-branching-and-merging.xml,
src/en/book/ch02-basic-usage.xml: s/switch/option/ where
appropriate.

Fix Issue #65. Eric's review was *awesome*.

* src/en/book/ch09-reference.xml: Incorporate the mega-review changes
from Eric Hanchrow (offby1) into th book

Trac issue 68: small patch from offby1.

* src/en/book/ch06-server-configuration.xml:
(svn.serverconfig.svnserve): note that the "binpath" argument to
"sc.exe" is confusing

Trac issue 61: incorporate a huge number of micro-suggestions from offby1.

* book/ch00-preface.xml,
book/ch01-fundamental-concepts.xml,
book/ch02-basic-usage.xml,
book/ch03-advanced-topics.xml,
book/ch04-branching-and-merging.xml,
book/ch06-server-configuration.xml:
Billions of teeny changes for improved readability.

Fix Bug #71.

* src/en/book/ch02-basic-usage.xml: Add warning about svn ls default.

Fix trac issue 29, partially.

* src/en/book/ch04-branching-and-merging.xml
(svn.branchmerge.copychanges.bestprac.preview): tweak some wording.

Fix trac issue 20.

* src/en/book/appb-svn-for-cvs-users.xml
Expand some wording about revisions within branches, from Jack Repenning.

Fix trac issue 31.

* src/en/book/ch06-server-configuration.xml
(svn.serverconfig.pathbasdeauthz): add sidebar explaining oddness
with HTTP not re-authenticating partway through a checkout.

Updates to Appendix C, for the svn 1.4 book.

* src/en/book/appab-svn-for-cvs-users.html
- Minor rewordings, mostly from offby1's review.

* src/en/book/copyright.xml: change (c) date to cover 2007.

Updates to Appendix B, for the svn 1.4 book.

* src/en/book/appab-svn-for-cvs-users.html
- Minor rewordings.
- Link to the reference section on 'svn status' codes.
- Don't offer many repository converter tools; take a stand and
just recommend cvs2svn. Duh.