course1=CoursesWebService.createEmptyCourse(admin,"courses1","courses1 long name",null,null,null,RepositoryEntry.ACC_OWNERS,false,null,null,null,null,null,null);
externalId=UUID.randomUUID().toString();
externalRef=UUID.randomUUID().toString();
course2=CoursesWebService.createEmptyCourse(admin,"courses2","courses2 long name",null,null,null,RepositoryEntry.ACC_OWNERS,false,null,null,externalId,externalRef,"all",null);