Version Control With Subversion Source

Replace old/broken link to Cyrus SASL with the current url.

* en/book/ch06-server-configuration.xml:
(#svn.serverconfig.svnserve.sasl): As above

1.8/zh: minor tuning

Keeping French branch in sync with English version.
Thanks Daniel Shahaf for the additional precision.

1.8/zh: translation of r6052

1.8/zh: merge changes from trunk, translation todo

* ch03-advanced-topics.xml
(svn.advanced.locking.meanings): Add "SQLite locks" and
a comment about mutexes.

Patch by: Daniel Shahaf <d.s{__AT__}daniel.shahaf.name>

Sync with en revision.

* trunk/tools/bin/spew-svn-command-options
Port this script to Python 3.

Patch by: Daniel Sahlberg <daniel.l.sahlberg{__AT__}gmail.com>

Sync with en revision r6040

1.8/zh: resolve some TODO