default to en-us instead of us for lang
default to en-us instead of us for lang

plone/mockup,termitnjak/mockup,derFreitag/mockup,termitnjak/mockup,termitnjak/mockup,domruf/mockup,plone/mockup,domruf/mockup,plone/mockup,domruf/mockup,domruf/mockup,derFreitag/mockup,termitnjak/mockup,derFreitag/mockup,derFreitag/mockup