Update segment.io shim for mobile event syntax change.
Merge pull request #6319 from edx/hotfix/analytics-mobile-shim

Update segment.io shim for mobile event syntax change.
Send the user to the login page if registering with a linked but inactive account
Merge pull request #6345 from edx/hotfix/third-party-auth-inactive-linked-fix

Send the user to the login page if registering with a linked but inactiv...
Merge pull request #6355 from edx/release

Release
Add Régis Behmo to AUTHORS
Render enrollment emails in the student's language

Enrollment, unenrollment and beta role emails should be rendered in the
student's language, and not the instructor's language.