Revert pull request #3466
Merge pull request #3723 from edx/db/revert-pr-3466

Revert pull request #3466
Reset attempts, delete state and rescore buttons not working on staff debug.
LMS-2706
A hack to get instructor email to work in Firefox while the video
annotator tool is refactored to not bundle its own tinymce globally.
Fixed on instructor dash too.
Merge pull request #3732 from edx/waheed/lms2706-reset-delete-not-working-staff-debug

Reset, delete and rescore not working on staff debug info
Merge pull request #3735 from edx/usman/lms2557-bulk-email-hack

Fix for bulk email not working in Firefox
Merge branch 'release' (after release-2014-05-14).