it was added in meta-xfce for two reasons:
* xfce4-whiskermenu-plugin suggests menulibre as menu editor
* meta-xfce requires meta-python already and menulibre requires some recipes
within meta-python
Signed-off-by: Andreas Müller <schnitzeltony@googlemail.com>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
