title: sort array list of special strings, by date
body: <p>I have an arrayList.</p>
  
  <p>This is an arrayList of strings. The string contains a <code>"Date.toString"</code> in format of <code>"January 1, 1970, 00:00:00 GMT"</code> + task name.</p>
  
  <p>For example: </p>
  
  <pre><code>"January 1, 1970, 00:00:00 GMT clean the house".
  </code></pre>
  
  <p>I want to sort this arrayList by dates.<br>
  How can I do it?</p>