AJ-1573 Apply GradeRubricsCtrl patch
AJ-1573 Apply RubricCtrl patch.
AJ-1573 Apply grades.sass patch.
AJ-1573 Apply rubric.rb patch.
AJ-1573 Apply assignments/show.html.haml patch.
AJ-1573 Apply grades/_form.html.haml patch.
AJ-1573 Apply rubric design view patch.
AJ-1573 Apply rubric SASS patch.
AJ-1573 Apply rubric SASS patch.
AJ-1573 Resolve issue with metric order updating.
AJ-1573 fix some grade rubric bugs.