public void RemoveCourse(Course course)
{
for (int i = 0; i < course.LessonCount(); ++i)
{
//BUGI: Joskus tuhoaa vain osan tunneista
this.timetableLayoutPanel.Controls.Remove(course.GetLesson(i).CellControl);
}
this.courseList.Remove(course);
this.coursesListBox.Items.Remove(course.Name);
}
