Version Control With Subversion Source

* en/book/ref-svnmucc.xml:
(svn.ref.svnmucc): Spell out the meaning of the term "working-copy-less".
The previous wording can be confusing to some, especially to non-native
English speakers.

Found by: wuzhouhui
Patch by: Nathan Hartman (hartman.nathan \at\ g mail)

1.8/zh: translation of svnmucc reference in progress

1.8/zh: svndumpfilter reference translated and reviewed

* en/book/ref-svnrdump.xml
Fix a typo.

1.8/zh: svnrdump reference translated and reviewed

1.8/zh: svnsync reference reviewed

* en/book/ref-svnsync.xml
Fix some typos.

1.8/zh: svnsync reference translated, but review still needed

1.8/zh: translation of svnsync reference in progress

Modification to chapter 2

"bumps only the revision" -> "bumps only the revision number"

Just for perfect clarity, in case a beginner doesn't understand.