Merge pull request #12714 from edx/tasawer/bugfix/ecom-1730-fix-integrity-error-in-student-enrollment

Fixed IntegrityError when making parallel enrollment requests for the same user / course

ECOM-1730

HULL-22 Get platform name via microsite configuration for forgot password page

AC-472 removing outline from main

make error message more readable

Pin the specific version number so the github install knows when to run.

Revert "Adding logic to check if cert is invalidate then user cannot see the …"

Fix a docstring to reflect what the method actually does

Fixes to #12266

AC-454 visual indicator in video menus + safe transcripts

Make karma logs cleaner

Adding logic to check if cert is invalidate then user cannot see the …

Disable parallelization for lms unit tests.

Fix overflowing images in forum posts/responses

modified tests to directly address split test group 0 issues.

Reduce linter thresholds.

Fix course export on edge

Fix email opt in list managemnet command

Removing instances of positive integer tab index values

WL-507: Update the version of Recommender XBlock

updated the version from 2.0.6 to 2.0.7

ECOM-4217

Merge hotfix-2016-06-10 release into master

TNL-4705

AC-414 adding headings as first child to sections