CyberSource donations (back-end)

Reformat seq_module.py

Use all courses during OAut2/OpenID Connect

Ahodges/doc/cohorts

Add tax-deductible messaging to the confirmation email and receipt pages.
Update receipt page to make the course URL optional

Add _get_request_value to safely access request.REQUEST for browser events.

Use ddt for shib tests

Previously, only courses respective to the branded instance were returned.

AN-3610

Change the thread type of a previously posted post. [TNL-172]

Get acceptance tests to run on split

TNL-172: Change type of a previously posted post. IMPORTANT: this commit depends on commit 774887b in cs_comments_service.

WIP: edXML Doc Draft

	- 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 cached definition change detection

Fixed incorrect relative time value.

TNL-157

Show date and time on Schedules and Details in UTC (TNL-85).

Additional dollar sign in template

Remove no longer used stage-edge.edx.org.

Don't put all of xmodule_js as src (changes coverage metrics).

Fix case where DB gets populated with string None

LMS-11485

Since `ddt` should make them unnecessary

MySQL transaction isolation level decorator.

Add new enrollment message to the dashboard