Add answer view counts. Issue #474.
Add missing column wrappers. Issue #480 (rel. #461).
Add brand chooser page. Issue #481.
Merge branch 'dev-issue474' into dev-issue478
Add cohort administration page. Issue #478.
Generate cohort invitation code on creation. Issue #479.
Add cohort invite code to sign up form. Issue #479.
Add join cohort settings tab. Issue #479.
Fix.
Add student revise profile page with cohort form. Issue #479.
Show invite code in modify cohort page. Issue #479.
Update brand chooser page. Issue #481.
Add robots.txt to deployment. Issue #484.
Show cohorts invite codes on educator dashboard. Issue #479.
Add a confirmation when joining a cohort from the settings page. Issue #479.
Allow picture update when logging in using Linkedin.
Add migration to set rel='nofollow' to all links in user content. Issue #486.
Merge branch 'dev-issue474' into dev
Merge branch 'dev-issue461' into dev
Merge branch 'dev-issue481' into dev