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>
    <alllinks galcontinue="Moving_a_SVN_Repository|5" />
  </query-continue>
  <query>
    <pages>
      <page pageid="1" ns="0" title="Main Page" />
      <page pageid="2" ns="0" title="Programming Tutorials" />
      <page pageid="5" ns="0" title="Administration Tutorials" />
      <page pageid="8" ns="0" title="Setup a SVN Server on a Shared Hosting" />
      <page pageid="34" ns="0" title="Small elasticsearch Notes" />
      <page pageid="36" ns="0" title="ElasticSearch Search" />
      <page pageid="38" ns="0" title="Short Notes on SVN" />
    </pages>
  </query>
</api>