libdbusmenu: Cleanup; Add support for gtk2

- install only what we need instead of installing everything and removing afterwards
- also build with support for gtk2 applications

recipes-extended/libdbusmenu/libdbusmenu-glib_git.bb

@@ -17,4 +17,12 @@ CFLAGS += "-Wno-error"
 
 inherit autotools pkgconfig gettext gobject-introspection vala gtk-doc
 
+do_compile() {
+	oe_runmake
+}
+
+do_install() {
+	oe_runmake -j1 -C libdbusmenu-glib DESTDIR="${D}" install
+}
+
 FILES:${PN} += "${datadir}"