Moved markPMSRead to common.ops. Added tests

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'),
+    ];
+  }
+};