Add Vietnamese website translation.
Create branch (from trunk) for Vietnamese translation.
[fr] index clarification
[fr] Chapter 3 : end of translation needs cross-reading.
[fr] Chapter 6: work in progress
Add spew-svn-command-options output for 1.9.
Remove some unnecessary cruft.
Add output of spew-svn-command-options for 1.6.
Add glob syntax description.
* en/book/ref-svn.xml (svn.ref.svn.sw.search): duplicate glob syntax clarification from svn.ref.svn.c.log added in r5176.
