Various fixes

app/javascript/core/settings.js

@@ -38,6 +38,6 @@ delegate(document, '#account_header', 'change', ({ target }) => {
   header.style.backgroundImage = `url(${url})`;
 });
 
-delegate(document, '#user_setting_theme', 'change', ({ target }) => {
+delegate(document, '#user_setting_flavour, #user_setting_skin', 'change', ({ target }) => {
   target.form.submit();
 });