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

Conflicts:
- README.md
  discarded upstream changes
- app/controllers/api/v1/bookmarks_controller.rb
  finally merged upstream, some code style fixes
  and slightly changed pagination code
- app/controllers/application_controller.rb
  changed upstream to always return HTML error pages
  slight conflict caused by theming code
- app/models/bookmark.rb
  finally merged upstream, no real conflict
- spec/controllers/api/v1/bookmarks_controller_spec.rb
  finally merged upstream, slightly changed pagination code

config/locales/en.yml

@@ -203,10 +203,12 @@ en:
         confirm_user: "%{name} confirmed e-mail address of user %{target}"
         create_account_warning: "%{name} sent a warning to %{target}"
         create_custom_emoji: "%{name} uploaded new emoji %{target}"
+        create_domain_allow: "%{name} whitelisted domain %{target}"
         create_domain_block: "%{name} blocked domain %{target}"
         create_email_domain_block: "%{name} blacklisted e-mail domain %{target}"
         demote_user: "%{name} demoted user %{target}"
         destroy_custom_emoji: "%{name} destroyed emoji %{target}"
+        destroy_domain_allow: "%{name} removed domain %{target} from whitelist"
         destroy_domain_block: "%{name} unblocked domain %{target}"
         destroy_email_domain_block: "%{name} whitelisted e-mail domain %{target}"
         destroy_status: "%{name} removed status by %{target}"