Added help and about pages.

Extended the TRM.

Mutalyzer.py:
- Added a __checkDNA() funtion for input checking.
- Added a warning message for ``rolled'' insertions that are not duplications.
- Added a warning for unsupported RNA descriptions.

Web.py:
- Added a release date variable.
- Increased version numbers.

index.py:
- Added functions for the new pages (help.html and about.html)
- Fixed a cosmetic bug that occurred when using html tags in the input.

menu.html:
- Made the top and bottom links compatible with Internet Explorer.
- Added a link to the about page.
- Added a link to the name generator page.
- Removed some comment, altered some layout.

index.html:
- Moved some technical data to the about page.



git-svn-id: https://humgenprojects.lumc.nl/svn/mutalyzer/trunk@78 eb6bd6ab-9ccd-42b9-aceb-e2899b4a52f1