Fixed the UCSC update bug.

Db.py:
- Fixed the UCSC update bug by looking at the time, instead of the modDate.

Web.py:
- Updated the release date.

trunk:
- Put the directory var/ on ignore.

TechnicalReference:
- Put TechnicalReference.pdf on ignore.

API:
- Put api.pdf on ignore.



git-svn-id: https://humgenprojects.lumc.nl/svn/mutalyzer/trunk@136 eb6bd6ab-9ccd-42b9-aceb-e2899b4a52f1