Merge branch 'release/0.83.7' into develop
Nahh… remove  debug code.
home footer template factorization.
migration: clean url & content script.
script to find redis average object size.
Don't re-run the migration again by accident until the orphaned problem is dealt with.
never cache the signin-error view, until I understand why we cannot social-signin anymore.
No-op change to use QS method.
Social auth enhancements.
repair: micro-enhancements.
social pipeline updates.
useless changes.
Don't vacuum just for a NULL. autovacuum & other manual ones are enough.
try to make other workers not stop working.
avoid a crash.
version bump for 0.83.8.
Merge branch 'release/0.83.8'