private void addExtensions() {
addMenuItem(null, new MenuItem("extensionStore", "extensions", null, 100, false, SessionInfo.ALL_CONTEXTS));
addMenuItem("extensionStore", new InstallExtensionAction());
addMenuItem("extensionStore", new UpdateExtensionAction());
addMenuItem("extensionStore", new RemoveExtensionAction());
addMenuItem("extensionStore", new ExtensionInformationAction());
addMenuItem("extensionStore", new EnableExtensionAction());
addMenuItem("extensionStore", new DisableExtensionAction());
addMenuItem("extensionStore", new StartExtensionAction());
addMenuItem("extensionStore", new StopExtensionAction());
}