Resolves conflicts between reverts of pattern library test pages and multi-site comprehensive theming, and the re-introduction of pattern library test pages. Fixes a pipeline rendering test which relied on other tests updating assets. The test now ensures that static assets are available before running.

Merge pull request #12150 from edx/tasawer/revert-ecom-3201-handle-empty-list-of-courses-and-programs

Revert "ECOM-3201"

This reverts commit 628843f6.

Merge pull request #12104 from edx/tasawer/story/ecom-3201-handle-empty-list-of-courses-and-programs

Updated dashboard UI for empty list of courses and programs

MA-1982 and MA-1991 version-based mobile app upgrade

Updated dashboard UI for empty list of courses and programs

jia/MA-1815 retrieve count for child comments

Improved OAuth client credentials support

Fix Dashboard on edx.org theme

Email notification

- Updated django-oauth2-provider libraries
- Added test ensuring issued access tokens have the basic scopes needed to get user info

ECOM-4197

Fixed course not found against ccx issue on migration 0003

TNL-3818: fixed recent activity mapping in thread-list sort

 [SOL-1668] Coupon codes application is not available for a user who has just activated his account

Disallow free verified course modes (second attempt)

When a user tries to purchase a verified certificate for the first
time or upgrade to verified, if the ecommerce checkout is enabled
redirect the user to the ecommerce checkout basket.

The verification workflow assumes that all verified courses will have a
price. Free verified course modes cause a 404 when the user attempts to
enroll or upgrade.

Release Candidate rc/2016-04-12

TNL-4324: Add check for strings that should be wrapped with HTML()

Revert "Remove ThemingAware storage mixins and ComprehensiveThemeFind…

This reverts commit 266f593d.

API request page improvements.

rtl support static pages

Fix encoding of Django-called Mako files to be safe

ECOM-4024

remove unnecessary parentheses

change css properties for mixins bi-aap in login/register page

change css properties for mixins bi-app in about course page

change css properties for mixins bi-app in the dashboard

change css properties for mixins bi-app in help template

change css properties for mixins bi-app in the home page

change css properties for mixins bi-app in jobs, press and media pages

remove the extra spaces

- Make mako-wrap-html fire when '<' found anywhere in unwrapped string
- Fix typo
- Fix quality errors
- Fix defect found when Python string broken over lines

Revert "saleem-latif/WL-328: Multi-Site Comprehensive Theming"

Also include the following:
- new rule for strings that should be wrapped with HTML()
- allow expressions to use "| n, unicode"
- refactor string parsing into separate class
- switch end_index to be the index following the expression

Revert "Make it impossible to click "final check" without selecting a…

Revert "[PERF-274] Add NewRelic instrumentation to contentserver."

This reverts commit 4c83a2f0.