message: Add Google Meta Tag.
  Required.
diff: <meta name="og:type" property="og:type" content="website">
  <!-- Bing -->
  <meta name="msvalidate.01" content="0C9605AF449480F57421EECCA9EB2B8A" />
  + <!-- Google -->
  + <meta name="google-site-verification" content="9y9dretKdifnWDdkbkT9Qm1PtWMIe3qz6R09Xkm8Cdc" />
  </head>
  <body>
  <div id="killedbygoogle"></div>
  