Common reorg (#8025)

* Re-organize common folder

* fix: Correct paths in tests

* fix: move new content to proper folder

* chore: Move audio folder to assets

* Move sprites to sprites assets directory

* Move css sprites to assets directory

* Split out readmes for common code and sprites

* Move images to assets directory

* Move destinatin of shared browserified file

* remove unused file

* move compiled js to client-old

* Fix karma tests

* fix: Correct paths for sprites

website/common/script/ops/releaseMounts.js

@@ -0,0 +1,44 @@
+import content from '../content/index';
+import i18n from '../i18n';
+import {
+  NotAuthorized,
+} from '../libs/errors';
+
+module.exports = function releaseMounts (user, req = {}, analytics) {
+  let mount;
+
+  if (user.balance < 1) {
+    throw new NotAuthorized(i18n.t('notEnoughGems', req.language));
+  }
+
+  user.balance -= 1;
+  user.items.currentMount = '';
+
+  for (mount in content.pets) {
+    user.items.mounts[mount] = null;
+  }
+
+  if (!user.achievements.mountMasterCount) {
+    user.achievements.mountMasterCount = 0;
+  }
+  user.achievements.mountMasterCount++;
+
+  if (analytics) {
+    analytics.track('release mounts', {
+      uuid: user._id,
+      acquireMethod: 'Gems',
+      gemCost: 4,
+      category: 'behavior',
+      headers: req.headers,
+    });
+  }
+
+  if (req.v2 === true) {
+    return user;
+  } else {
+    return [
+      user.items.mounts,
+      i18n.t('mountsReleased'),
+    ];
+  }
+};