Executing "mvn site" in offline mode (to prevent some strange errors)
<arg value="site" />
<arg value="-Prelease" />
<arg value="&quot;-DlastReleasedVersion=${version}&quot;" />
+ <!-- There is an issue with creating the site on some configurations. It works in offline mode. -->
+ <arg value="-o"/>
</exec>
<!-- Stages the site -->
