You are looking at the HTML representation of the XML format.
HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
See the complete documentation, or API help for more information. 
<?xml version="1.0"?>
<api>
  <query-continue>
    <allimages gaicontinue="Tempus_Выступление.JPG" />
  </query-continue>
  <query>
    <pages>
      <page pageid="372" ns="6" title="Файл:TIOBE Programming Community Index.png" imagerepository="local">
        <imageinfo>
          <ii timestamp="2011-11-06T22:00:32Z" user="Mvk" />
        </imageinfo>
      </page>
      <page pageid="373" ns="6" title="Файл:TIOBE Programming Community Index for October 2011.png" imagerepository="local">
        <imageinfo>
          <ii timestamp="2011-11-06T22:00:46Z" user="Mvk" />
        </imageinfo>
      </page>
      <page pageid="1522" ns="6" title="Файл:Tempus Zhilina.JPG" imagerepository="local">
        <imageinfo>
          <ii timestamp="2015-09-03T06:02:20Z" user="Kamenskih" />
        </imageinfo>
      </page>
      <page pageid="1525" ns="6" title="Файл:Tempus logo new.jpg" imagerepository="local">
        <imageinfo>
          <ii timestamp="2015-10-01T14:03:16Z" user="Kamenskih" />
        </imageinfo>
      </page>
    </pages>
  </query>
</api>