Don't show skins selector when there's only one (#256)

app/javascript/flavours/glitch/util/async-components.js

@@ -27,15 +27,15 @@ export function HashtagTimeline () {
 }
 
 export function ListTimeline () {
-  return import(/* webpackChunkName: "flavours/glitch/async/list_timeline" */'flavours/glitch/features/list_timeline');
+  return import(/* webpackChunkName: "features/list_timeline" */'flavours/glitch/features/list_timeline');
 }
 
 export function Lists () {
-  return import(/* webpackChunkName: "flavours/glitch/async/lists" */'flavours/glitch/features/lists');
+  return import(/* webpackChunkName: "features/lists" */'flavours/glitch/features/lists');
 }
 
 export function ListEditor () {
-  return import(/* webpackChunkName: "flavours/glitch/async/list_editor" */'flavours/glitch/features/list_editor');
+  return import(/* webpackChunkName: "features/list_editor" */'flavours/glitch/features/list_editor');
 }
 
 export function DirectTimeline() {
@@ -51,7 +51,7 @@ export function GettingStarted () {
 }
 
 export function KeyboardShortcuts () {
-  return import(/* webpackChunkName: "flavours/glitch/async/keyboard_shortcuts" */'flavours/glitch/features/keyboard_shortcuts');
+  return import(/* webpackChunkName: "features/keyboard_shortcuts" */'flavours/glitch/features/keyboard_shortcuts');
 }
 
 export function PinnedStatuses () {

app/views/settings/flavours/show.html.haml

@@ -12,8 +12,9 @@
 
   %hr/
 
-  .fields-group
-    = f.input :setting_skin, collection: Themes.instance.skins_for(@selected), label_method: lambda { |skin| I18n.t("skins.#{@selected}.#{skin}", default: skin) }, wrapper: :with_label, include_blank: false
+  - if Themes.instance.skins_for(@selected).length > 1
+    .fields-group
+      = f.input :setting_skin, collection: Themes.instance.skins_for(@selected), label_method: lambda { |skin| I18n.t("skins.#{@selected}.#{skin}", default: skin) }, wrapper: :with_label, include_blank: false
 
   .actions
     = f.button :button, t('generic.use_this'), type: :submit