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="Double_Exponential_Moving_Average" />
  </query-continue>
  <query>
    <pages>
      <page pageid="2093" ns="0" title="Bitcoin" />
      <page pageid="1033" ns="0" title="Bollinger Bands" />
      <page pageid="379" ns="0" title="Bollinger Bands Width" />
      <page pageid="188" ns="0" title="CFTC и NFA" />
      <page pageid="1988" ns="0" title="CMEGROUP" />
      <page pageid="361" ns="0" title="Chandelier Exit" />
      <page pageid="65" ns="0" title="Commodity Channel Index" />
      <page pageid="18" ns="0" title="Commodity Selection Index" />
      <page pageid="1140" ns="0" title="Custom Moving Averages" />
      <page pageid="1053" ns="0" title="DeMarker" />
    </pages>
  </query>
</api>