* chrome/content/{monitordialog,pagedialog}.js (createPageExtensionItem):
    Allowing to create an extension-item from all related domains (e.g.
    www.example.net and example.net).

    * modules/yarip.jsm (getRecursiveAddressArray): Allowing to add the
    rules of all related pages (e.g. www.example.net and example.net).