#56 MySQL support

[John Bayly]

I've added support for MySQL's general log file, the following changes have to be made:
1) . Patch server/datedetector.py to add support for the date format
2). Add MySQL filter.

I've attached to files, so hopefully this can be added in the next release.

John

[John Bayly]

Patch to add MySQL support

[John Bayly]

MySQL filter