updated course abbreviations

Where known, I changed the short names of courses to those commonly used
among participants
updated course abbreviations

Where known, I changed the short names to those commonly used by
participants
added 6cp studium plus, and corrected cp on me310 I
data fixes

- adjusted credit points for advanced data profiling
- replaced non-existing kennung "MA1" with appropriate values
added SS13 to semester options

don't see a reason why it should not be included since the data is
available
renamed "trends and concepts exercise"
Small cleanup from claudia-exeler's pull request.