Experiment: Opera and cookies

[sorgoz]

(moved from internal tracker)

as described here http://dev.opera.com/articles/view/config-xml-howto/ we are able to share cookies and also use subdomains in access rules

<!-- request for cookie sharing to be enabled in this extension -->
<feature name="opera:share-cookies" required="true"/>
<!-- list of domains on which cookie sharing will be enabled --> 
<access origin="http://facebook.com" subdomains="true"/>

[sorgoz]

implemented.