RefactorDW Code

Minor change.

Fixed the transformation from relative to absolute links for links containing a chapter only.

- Removed some old and unused logger messages.
- Added more logger messages for unchanged, but manipulated files.

- Fixed generation of regular expressions for article links for links that ended with ":".
- Added warning message for unchanged articles that should have been changed.

Fixed generation of regular expressions for article links for links that ended with ":".

Fixed generation of regular expressions for article links for links that ended with ":".

Updated and formatted manual.

Updated change log.

Updated feature ideas.

Fixed another Windows/Linux issue with broken German umlauts.