- CourseOffering.permId can be null - CourseOffering.demand -- use course permanent id if it is set
- CourseOffering.permId can be null
- CourseOffering.demand -- use course permanent id if it is set

zuzanamullerova/unitime,UniTime/unitime,rafati/unitime,rafati/unitime,maciej-zygmunt/unitime,rafati/unitime,zuzanamullerova/unitime,nikeshmhr/unitime,sktoo/timetabling-system-,zuzanamullerova/unitime,sktoo/timetabling-system-,nikeshmhr/unitime,UniTime/unitime,maciej-zygmunt/unitime,maciej-zygmunt/unitime,UniTime/unitime,sktoo/timetabling-system-,nikeshmhr/unitime