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>
    <allfileusages gafcontinue="Ftp_click.png|14" />
  </query-continue>
  <query>
    <pages>
      <page pageid="7" ns="0" title="Kako izraditi novog korisnika na domeni i dodijeliti istom određena prava?" />
      <page pageid="14" ns="0" title="Kako izraditi dodatni FTP račun?" />
      <page pageid="18" ns="0" title="Kako izraditi bazu podataka (i korisnike), te pristupiti istoj?" />
      <page pageid="24" ns="0" title="Kako izraditi novi e-mail?" />
      <page pageid="29" ns="0" title="Kako izraditi novu domenu, subdomenu ili alias domenu?" />
      <page pageid="41" ns="0" title="Kako promijeniti lozinku korisniku kojem je dodijeljen e-mail?" />
      <page pageid="70" ns="0" title="Konfiguracija za čitanje e-maila preko webmaila?" />
    </pages>
  </query>
</api>