Merge pull request #19481 from edx/revert-19365-dsheraz/educator_3764

cms/djangoapps/pipeline_js/js/xmodule.js

cms/static/cms/js/require-config.js

cms/static/cms/js/spec/main.js

cms/static/cms/js/spec/main_squire.js

common/static/common/js/discussion/mathjax_include.js

common/static/common/js/discussion/utils.js

...common/js/discussion/views/discussion_thread_show_view.js

...atic/common/js/discussion/views/discussion_thread_view.js

.../common/js/discussion/views/response_comment_show_view.js

...static/common/js/discussion/views/thread_response_view.js

common/templates/mathjax_include.html

lms/static/lms/js/spec/main.js