new modules

• ??? (maybe test) with concepts quiz (currently its own module, what to do?), exam oral exam, ...
• degrees with concepts bachelor, master, Ph.D.
• courses with concepts course, seminar, project, tutorial, ...
• eduroles with concepts instructor, teaching-assistant, lead-TA, ..
• university with concetps faculty, department, dean, ...
• programs with degree-program,
• add formative assessement and cummulative assessment to didactics/assessment and move it here (see #1)
• where should module go?
• highshool with all of its concepts like class, ...
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