Merge branch 'master' into glitch-soc/merge-upstream

Conflicts manually resolved:
- app/services/post_status_service.rb
- config/locales/simple_form.pl.yml
- config/routes.rb
- config/webpack/loaders/sass.js
- config/webpack/shared.js
- package.json
- yarn.lock

app/views/admin/statuses/index.html.haml

@@ -11,7 +11,7 @@
       %li= link_to t('admin.statuses.with_media'), admin_account_statuses_path(@account.id, current_params.merge(media: true)), class: params[:media] && 'selected'
   .back-link{ style: 'flex: 1 1 auto; text-align: right' }
     = link_to admin_account_path(@account.id) do
-      %i.fa.fa-chevron-left.fa-fw
+      = fa_icon 'chevron-left fw'
       = t('admin.statuses.back_to_account')
 
 %hr.spacer/