Inspired from 0bfa0f2374

If the current logged-in user is an admin, add quick links to the admin
interface in account and toot dropdown menu. Suggestion by @ashkitten

Port a060beee72 to glitch-soc

Port 7c12c7b124 to glitch-soc

Port 1bfe735d57 to glitch-soc

Fixes #700

Port 248df68c36 to glitch-soc

Port 885711afb9 to glitch-soc

Port 66dbb59aa1 to glitch-soc

Fixes #678

Port 025fbb8285 to glitch-soc

Port 20bb90ced6 to glitch-soc

Port 0893b16695 to glitch-soc

Port c9cbb8de70 to glitch-soc

Port 61e6275781 to glitch-soc

Port e72db6d9dd to glitch-soc

Port 7901f9f63e to glitch-soc

Fixes #211

Port 9463bba5fb to glitch-soc

Port 2bbec9f4da to glitch-soc

Port f9b23a5d62 to glitch-soc

Port 460e380d38 to glitch-soc

Inspired by f9b23a5d62

Port ac092d03e7 to glitch-soc

Port cd049454be to glitch-soc

Port dcd3544d15 to glitch-soc

Defaults to false.