Fix issue with encoding on portuguese day names

 * It's good to say that we couldn't understand how it was being
 translated automatically by strftime. We couldn't reproduce that on
 console also.
Remove old profile call
Remove has_supplier and has_consumer methods
Merge branch 'distribution-plugin' of git.preface.com.br:noosfero into distribution-plugin
Merge branch 'distribution-plugin' of git.preface.com.br:noosfero into distribution-plugin
Fix add of delivery option