v6.16.1

New Features and Improvements

introduce moderator "message" option to communicate with commenters without sending a warning #3757
enable pre-moderation across single sites #3803
introduce searchable list of sites in admin #3750
prevent invalid images from being embedded #3669
store and re-use detected words for more efficient moderate card highlighting #3724
allow configuration of comment download link #3752
strip anchor tags from pasted text #3780
add sub-menus to the configuration menu #3784
subscribe to comment edits #3772
update spacing in user drawer so text doesn't get cut off #3794
show list of who has reacted to a comment in the moderate card #3788

Fix python install error #3778
ensure error messages are properly translated #3786
ensure access tokens are passed through to any links that require authentication #3787
fix staff badge tagging #3773

New index needed to support site search:

db.sites.createIndex({ tenantID: 1, "$**": "text", createdAt: -1 });