add: stop cloning strings (as much)

closes #59
chore: use `from_row!` where possible (mostly)
closes #51
add(api): ability to delete multiple responses at once (#55)
remove: mail
chore: bump deps
chore: run clippy fixes
chore: run rustc fixes

add: push global questions from friends to inbox

add: clear inbox and notification values on view
use sql/add_profile_counts_cols.sql (3rd and 4th statements) to update database
chore: replace some repeated code with macros

add: two factor authentication (totp)

add: discover

add(ui): better question component
add(market): "Owned items" sort
add(market): "type" sort (without "creator")
add(ui): better mobile nav

chore: bump version

chore: update readme

add(market): "Layout" items

add(ui): update friend request UI to match the rest of the site
add(layouts): ability to render without junk
TODO: allow custom pages based on layout engine

add: profile layout editor

chore: bump crate versions

add(ui): better css

fix(db): followers/following loading (use correct limits)
revert new ui, fun but not practical