Merge branch 'feature/3083877-group-profile-sky' of https://github.com/goalgorilla/open_social into feature/3083877-group-profile-sky

Issue #3083877 by ribel: Add classes .sidebar-left and .content-merged for group and profile pages in sky style

Merge branch 'feature/3083875-topic-event-sky' of https://github.com/goalgorilla/open_social into feature/3083875-topic-event-sky

#3061418: Update "Data policy" block on IE11

Merge branch '8.x-7.x' of https://github.com/goalgorilla/open_social into feature/3051857-settings-background-image

Merge branch '8.x-7.x' of https://github.com/goalgorilla/open_social into bugfix/3061418-data-policy-block-ie11

Issue #3029695 by agami4: Open navigation menu on focus and hover without js

Update libraries in our yarn.lock files 

Alexander Varwijk authored 5 years ago and Alexander Varwijk committed 5 years ago

We've been using yarn as our package manager with the accompanying
yarn.lock file.

The yarn.lock file was accidentally deleted in
62ecce5e so we restore it here and
remove the package-lock.json.