Resolve "Show more courses on the right side of timetable management"

Closes #16 (closed)

changed milestone to /AlekSIS%"[NLnet #1 (closed)] Fix existing bugs with new timetable"

added part::frontend source::customer::kath type::bug labels

assigned to @ZugBahnHof

marked this merge request as ready

mentioned in commit 843b1820

merged