Remove no longer used stage-edge.edx.org.
Merge pull request #5477 from edx/nimisha/update_release_script

Remove no longer used stage-edge.edx.org.
Merge pull request #5467 from mlkwaqas/waqas/forum-typo-thread-show

Additional dollar sign in template
Show date and time on Schedules and Details in UTC (TNL-85).
Merge pull request #5433 from edx/oleg/fix-utc-time-studio-details

Show date and time on Schedules and Details in UTC (TNL-85).
Fixed incorrect relative time value in time.js.
TNL-157
Merge pull request #5479 from edx/waheed/tnl157-fix-incorrect-relative-time

Fixed incorrect relative time value.
Merge pull request #5469 from edx/split/content_update

Fix cached definition change detection
Disable flaky JS FileUploader SystemFeedback and NotificationView tests
TNL-559
Convert acceptance to opaque keys
Fix course export/updates and upload CMS acceptance tests.
Fix cms hardcoded keys
Remove unneeded import
Teach mongo_connection to retry read operations in the face of AutoReconnect errors
Change email address detection in TinyMCE link plugin.
	- If link has a "@" and a ":", do not consider it an email address.
Add un-minified version of plugin.js file for link plugin.
Update build instructions to include media plugin.
Commit re-built minified JS.
Add all plugins to Jakefile.js in zip file.
Reason for this commit:
Split acceptance test was failing when TinyMCE detected a Split asset
key as an email address. Fix was to modify email address detection.
Fix hardcoded course urls
Alpha OLX guide
Merge pull request #5230 from edx/markhoeber-doc913

WIP: edXML Doc Draft
Fix error when doing non-ASCII forum search

Fixes TNL-160
Add cohort information to forum search events