Showing class's professor course just for course's coordinator
Tests of ClassUpdateView (not passing yet)
partly fix issue #3647
Blocking non-coordinator professor change class's professor
Test fixed (and passing)
New test: test_coordinator_professor_should_can_change_class_professor (passing)
fix issue #3638
remove span from anchors in nav.course-sections add tools item and put tutor course links in a dropdown
fiz issue #3835
fix nav.course-sections in IF theme
fix .course-details styles in IF and default themes
fix nav.course-sections tools item color when open
New test: test_coordinator_professor_should_can_change_class_professor
add a check icon to highlight started courses
fix div.course-details
add tool's dropdown menu
create get_current_class template tag
show assistant professor and current user course class
courses list adjusts
show adicional material edition in admin
Merge branch 'master' into highlight-started-course
Changed how post permissions are made on ClassUpdateView, tests updated