BLD-1190: Fix bok-choy test.
Hotfix course_specific_reg/login for OpaqueKeys
Remove warning filter from library code (should be set by applications/tests directly)
Tweaks for i18n docs
Fix quotation mark & apostrophe related i18n bug

Just done by using the escapejs function :)
Merge pull request #4449 from edx/ned/tweaks-for-i18n-docs

Tweaks for i18n docs
Merge pull request #4244 from Stanford-Online/jbau/edx/course-specific-login-opaquekeys

course_specific_reg/login for OpaqueKeys
Merge pull request #4447 from cpennington/squelch-deprecation-warnings-in-test

Remove warning filter from library code (should be set by applications/tests directly)
Merge pull request #4347 from louyihua/studio-advanced-settings-localization

Fix quotation mark & apostrophe related i18n bug
Merge pull request #4441 from edx/anton/fix-flaky--bok-choy-test

Video: fix flaky bok-choy test.
Make TinyMCE editor translatable

Combine TinyMCE's built-in translation scheme with the django's translation framework.
So edX's translators can also make translations for TinyMCE used in edX.