This update fixes a issue if any other plugin started a session already with
Since this one also does this, it triggers a php notice that a session already started.
A proper check has been included and updating is highly recommended. Especially if you use latest Facebook plugin version 1.4
Changed the update url in the info file to reflect our new plugins page.
This update is required if you want to run plugin version checks from within your admin panel, as the old update url is obsolete.