proofreading.
* doc/translations/norwegian_nb/TRANSLATION-STATUS
Moved ch04.xml to Finished. Moved ch05.xml to In progress.
* doc/translations/norwegian_nb/book/appa.xml
"Appendikset" --> "Tillegget".
* doc/translations/norwegian_nb/book/foreword.xml
Minitweak.
* doc/translations/norwegian_nb/book/ch00.xml
- Various language tweaks.
- "Appendiks" --> "Tillegg".
(svn-ch-0-sect-6): Replaced some ASCII letters with the correct glyphs
in the thankyou list.
* doc/translations/norwegian_nb/book/ch01.xml
* doc/translations/norwegian_nb/book/ch02.xml
Various tweaks.
* doc/translations/norwegian_nb/book/ch03.xml
"svitsjet" --> "byttet om".
* doc/translations/norwegian_nb/book/ch04.xml
Finished.
