2.0.5 http://twiki.org/p/pub/Plugins/FirefoxExtensionAddOn/FirefoxExtensionAddOn.xpi 2.0.5 {ec8030f7-c20a-464f-9b0e-13a3a9e97384} 0.9 2.0+ http://twiki.org/p/pub/Plugins/FirefoxExtensionAddOn/FirefoxExtensionAddOn.xpi