- workaround http://github.com/hexagonit/hexagonit.recipe.cmmi/issues#issue/1 by resetting environment (works only in default buildout run)
 - reorganise parts a bit to have control over reseted environment


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@37175 20353a03-c40f-0410-a6d1-a30d3c3de9de