mozilla/zamboni — pull request #1942 by muffinresearch (2014-04-15 12:38:43+00:00)
Title: De-dupe regions in payments page (bug 996553)

There are some price_currencies that exist for the same region.

We need to check this in case this data is erroneous but in any case we're going to need to de-dupe the region_by_slug list when adding more providers.