[frogend] Settings refactor (#1318)

* yakshave new form field structure

* fully refactor user profile settings form

* use rtk query api for profile settings

* refactor user post settings

* refactor password change form

* refactor admin settings

* FormWithData structure for user forms

* admin actions refactor

* whitespace

* fix user settings data prop

* remove superfluous logging

* cleanup old code

* refactor federation/suspend (overview, detail)

* mostly abstracted (emoji) checkbox list

* refactor parse-from-toot

* refactor custom-emoji, progress on federation bulk

* loading icon styling to prevent big spinny

* refactor federation import-export interface

* cleanup old files

* [chore] Update/add license headers for 2023

* redux fixes

* text-field exports

* appease the linter

* refactor authentication with RTK Query

* fix login/logout state transition weirdness

* fixes/cleanup

* small linter-related fixes

* add eslint license header check, fix existing files

* remove old code, clarify comment

* clarify suspend on subdomains

* collapse if/else

* fa-fw width info comment

web/source/settings/components/loading.jsx

@@ -22,6 +22,6 @@ const React = require("react");
 
 module.exports = function Loading() {
 	return (
-		<i className="fa fa-spin fa-refresh" aria-label="Loading" title="Loading"/>
+		<i className="fa fa-spin fa-refresh loading-icon" aria-label="Loading" title="Loading" />
 	);
 };