changed students from super to Student
includes users if sort by is teacher
add users to includes anyway
changed wording on waiting page for export
changed conditions for handle_non_xhr to not redirect export waiting page
fixed index image alignment in firefox and ie
removed default image from student
changed requirements for handle non xhr
added export to student without export list
added ability for other roles to export students directly
added set_school to after_initialize callback in Student.rb so auth dec could authorize the new action on indices
force all exports to download for ie's sake
added content type - octet stream to force download on ie
changed s3 headers keys because they were being overriden by paperclip
added download link for ie because it clobbers pdfs if not
added test_scores
changed level indicator from _lv to lv
added export routes under student under test scores
change order method from int cast to lpad to handle non int values gracefully
removed export download link and changed back to redirect_to export