Update of the svnbook translation into Norwegian Bokmål.
Update of the svnbook translation into Norwegian Bokmål.

* doc/translations/norwegian_nb/book/ch00.xml
  Typo fixes and lanugage improvements.

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion