Animal ears after death (#10691)

* Animal Ears purchasable with Gold if lost in Death

* remove ears from pinned items when set is bought

* standardise css and error handling for gems and coins

* revert accidental new line

website/common/script/ops/unlock.js

@@ -73,6 +73,8 @@ module.exports = function unlock (user, req = {}, analytics) {
       if (path.indexOf('gear.') !== -1) {
         // Using Object so path[1] won't create an array but an object {path: {1: value}}
         setWith(user, pathPart, true, Object);
+        let itemName = pathPart.split('.').pop();
+        removeItemByPath(user, `gear.flat.${itemName}`);
       }
 
       // Using Object so path[1] won't create an array but an object {path: {1: value}}