New administrator user roles. Course and user administrator role. Users administrator role.
New course user role. Assistant professor role.
User can choose to not receive mails from a course.
It is possible to require from user, to verify his email address during registration.
In “Assignments” teacher can define assignment with time and date deadlines.
Fix some bugs in “Exercises” and “Assignments”.
In “Exercises” teacher can create exercises with existing random questions.
In “Video”, videos can appear in pop up window inside the browser.
New theme added (ocean).
Added German translation.
Improved online help.