show story downvote summary to everyone
add an invitiation request queue

the user tree is pretty big to look through now, so let users submit
a request for an invitation, which logged-in users can browse and
instantly send invites to
add a footer link bar, add /privacy and /about

if these templates (ignored by git) are not present, just show some
text rather than raise an error
fix moderation log pagination
Fix page layout shift across all browsers.
Merge pull request #64 from nikuda/master

Fix page layout shift across all browsers.
auto link invitiation request memos