Convenience-features for Emacs and shell scripts

NixOS:
feat: add cdw, cdr, cdb, bak scripts/aliases
feat: spawn firefox on workspace 1 again
fix: adjust systemd stop timeout to avoid 1m30s wait on shutdown
feat: add fzf-tab

Emacs:
fix: file-switcher directory up was not working consistently
feat: more intuitive minibuffer-local-map (DEL is now 1 char again)
chore: C-z now a prefix key, several new keybinds
fix: make project switching in dashboard work again
fix: add proper projectile backend (was still set to ivy)
fix: allow yubikey unlocking from within emacs
feat: add dotfile directory to magit repository list

scripts/editor.sh

@@ -7,7 +7,7 @@ if [ "$STR" == "" ]; then
 else
     VAR="0"
 fi
-emacsclient -c -a "" "$@"
+emacsclient -c -a "" "$@" # open emacs in a new frame, start new daemon if it is dead and open arg
 if [ "$VAR" == "1" ]
 then
     swaymsg '[title="kittyterm"]' scratchpad show