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.
Merge branch 'distribution-plugin' of https://github.com/rede-gcr/noosfero into distribution-plugin
Limit to confirmed orders on report
Send referenced order below others

 It was needed because some orders were being hidden by the size of the
 first open order listing. Now all closed orders are coming first.
Separate total from the order listing on report
Add translation for stock on report