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/markPMSRead.js

@@ -0,0 +1,14 @@
+import i18n from '../i18n';
+
+module.exports = function markPmsRead (user, req = {}) {
+  user.inbox.newMessages = 0;
+
+  if (req.v2 === true) {
+    return user;
+  } else {
+    return [
+      user.inbox.newMessages,
+      i18n.t('pmsMarkedRead'),
+    ];
+  }
+};