User profile styling
When viewing someone else's profile their UI preferences should (optionally) be displayed. Also use user's background image.
- Maybe make an option to fill entire interface with said style when user is not logged in?
- Should definitely be possible to turn feature off completely on viewer's side.
- User whose profile is being viewed should be able to opt-in into feature.
- Admin should (probably) be able to disable the feature for user to prevent abuse (comic sans, lime green/hot pink