Port bddb330a8a to glitch-soc

Port ba917e15f6 to glitch-soc

Port 74dae9458d and related to glitch-soc

glitch-soc-style still in backup, both sharing the same SCSS style

Port 53b1d88873 to glitch-soc

Port 597948fb13 to glitch-soc

Inspired from b6003afcdb but using component
properties instead of redux store for hidden/revealed state.

Port 08e4c78e78 to glitch-soc.

SCSS fix inspired by 69f13e7bca.

Port ff7941e652 to glitch-soc

It was currently full-size

Port the video-player part of 036dd98abb to
glitch-soc. MediaGallery part ignored since it has diverged quite a bit.

This fixes #423

Port 31e7b73084 to glitch-soc

Port f691afaae9 to glitch-soc

Port fa5c867e0e to glitch-soc

Port 4e929b2d17 to glitch-soc

Port 86a9de6753 to glitch-soc

Port of 38b9af76a2 to glitch

Port 5131012505 to glitch

Ports 219aac7800 to glitch-soc

Port 379cdfaac5 to glitch-soc flavour

Port 41a01bec23 to glitch-soc

This makes the clickable element an interactive element, but doesn't add
alt text and makes it not-obvious that you can click the elefriend.  On
one hand, this goes against good practice; on the other hand, it's not
*supposed* to be obvious that you can click the elefriend.