Merge branch 'master' into fieldset-panels-anim

src/pretix/static/pretixcontrol/scss/_forms.scss

@@ -558,9 +558,6 @@ table td > .checkbox input[type="checkbox"] {
 fieldset.accordion-panel > legend {
   display: contents;
 }
-fieldset.accordion-panel[disabled] > .panel-body {
-  display: none;
-}
 .maildesignpreview {
   label {
     display: block;

src/pretix/static/pretixpresale/js/ui/main.js

@@ -244,9 +244,9 @@ function setup_basics(el) {
         }
     });
     $("fieldset.accordion-panel > legend input[type=radio]").change(function() {
-        $(this).closest("fieldset").siblings("fieldset").prop('disabled', true);
-        $(this).closest("fieldset").prop('disabled', false);
-    }).each(function() { $(this).closest("fieldset").prop('disabled', true); }).filter(":checked").trigger('change');
+        $(this).closest("fieldset").siblings("fieldset").prop('disabled', true).children('.panel-body').slideUp();
+        $(this).closest("fieldset").prop('disabled', false).children('.panel-body').slideDown();
+    }).filter(':not(:checked)').each(function() { $(this).closest("fieldset").prop('disabled', true).children('.panel-body').hide(); });
 
     el.find(".js-only").removeClass("js-only");
     el.find(".js-hidden").hide();

src/pretix/static/pretixpresale/scss/_forms.scss

@@ -154,9 +154,6 @@ a.btn, button.btn {
 fieldset.accordion-panel > legend {
   display: contents;
 }
-fieldset.accordion-panel[disabled] > .panel-body {
-  display: none;
-}
 fieldset[disabled] legend input[type="radio"],
 fieldset[disabled] legend input[type="checkbox"] {
   cursor: default;