title: Get string from string date in another format
body: <pre><code>timestamp = "2016-07-22 19:00:01.001+00";
  </code></pre>
  
  <p>I have above string and I want get <strong>27 May 19:00</strong></p>
  
  <pre><code>let formatter = NSDateFormatter()
  formatter.dateFormat = "yyyy-MM-dd HH:mm:ss Z"
  formatter.dateFromString(timestamp)
  </code></pre>