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 aicontinue="B2MAN_Fig102.png" />
  </query-continue>
  <query>
    <allimages>
      <img name="B2BIG.png" timestamp="2014-10-08T18:16:21Z" url="http://emagtech.com/wiki/images/b/bf/B2BIG.png" descriptionurl="http://emagtech.com/wiki/index.php/File:B2BIG.png" ns="6" title="File:B2BIG.png" />
      <img name="B2Delta_Tool.png" timestamp="2014-03-25T16:12:44Z" url="http://emagtech.com/wiki/images/f/f9/B2Delta_Tool.png" descriptionurl="http://emagtech.com/wiki/index.php/File:B2Delta_Tool.png" ns="6" title="File:B2Delta Tool.png" />
      <img name="B2Gate.png" timestamp="2014-06-10T21:52:40Z" url="http://emagtech.com/wiki/images/f/fd/B2Gate.png" descriptionurl="http://emagtech.com/wiki/index.php/File:B2Gate.png" ns="6" title="File:B2Gate.png" />
      <img name="B2I_Tool.png" timestamp="2015-09-06T17:14:05Z" url="http://emagtech.com/wiki/images/2/27/B2I_Tool.png" descriptionurl="http://emagtech.com/wiki/index.php/File:B2I_Tool.png" ns="6" title="File:B2I Tool.png" />
      <img name="B2Interval_Tool.png" timestamp="2014-06-15T03:08:54Z" url="http://emagtech.com/wiki/images/e/e4/B2Interval_Tool.png" descriptionurl="http://emagtech.com/wiki/index.php/File:B2Interval_Tool.png" ns="6" title="File:B2Interval Tool.png" />
      <img name="B2Line_Tool.png" timestamp="2014-03-27T00:06:41Z" url="http://emagtech.com/wiki/images/7/77/B2Line_Tool.png" descriptionurl="http://emagtech.com/wiki/index.php/File:B2Line_Tool.png" ns="6" title="File:B2Line Tool.png" />
      <img name="B2MAN_Fig1.png" timestamp="2014-06-12T12:25:35Z" url="http://emagtech.com/wiki/images/1/14/B2MAN_Fig1.png" descriptionurl="http://emagtech.com/wiki/index.php/File:B2MAN_Fig1.png" ns="6" title="File:B2MAN Fig1.png" />
      <img name="B2MAN_Fig10.png" timestamp="2014-06-12T23:34:31Z" url="http://emagtech.com/wiki/images/1/1f/B2MAN_Fig10.png" descriptionurl="http://emagtech.com/wiki/index.php/File:B2MAN_Fig10.png" ns="6" title="File:B2MAN Fig10.png" />
      <img name="B2MAN_Fig100.png" timestamp="2014-07-10T19:31:45Z" url="http://emagtech.com/wiki/images/d/d1/B2MAN_Fig100.png" descriptionurl="http://emagtech.com/wiki/index.php/File:B2MAN_Fig100.png" ns="6" title="File:B2MAN Fig100.png" />
      <img name="B2MAN_Fig101.png" timestamp="2014-07-10T19:31:58Z" url="http://emagtech.com/wiki/images/2/25/B2MAN_Fig101.png" descriptionurl="http://emagtech.com/wiki/index.php/File:B2MAN_Fig101.png" ns="6" title="File:B2MAN Fig101.png" />
    </allimages>
  </query>
</api>