* Re-organizing federation tests. #746#1040
* Adding federation support for user bios. Fixes#992
* Adding icons, banners, and preferred usernames.
- Added optional community icons, and community banners.
- Added user banners.
- Added Site icon and banner, with custom favicon.
- Set up preferred usernames. Fixes#1017
- Added an additional post sort: Active
- Hot rank now uses the published time.
- Active uses the most recent comment time, and is default.
- DB Migration was required to add all these fields to the views.
- Added transfercommunity helper function.
- Removed title column from communities page.
- Abstracted an image-upload-form.tsx, and a banner-icon-header.tsx
- Fixes#899
* Some navbar fixes.
* Fixing css
* Some fixes.
- Showing correct user icon and banner after save without page reload.
- Abstracting diesel update overwrite.
- Adding some docs.
* Adding @ when a user doesn't have a preferred username.
