Add/Edit Instructor page  - when application property tmtbl.instructor.allowExternalIdEdit exists and is set to true, it is allowed to edit instructor external id
Add/Edit Instructor page
 - when application property tmtbl.instructor.allowExternalIdEdit exists and is set to true, it is allowed to edit instructor external id

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