Shopify/active_shipping — pull request #155 by melari (2014-05-09 19:21:54+00:00)
Title: Ensure RateEstimates use ISO currencies

Make use of the new `CurrencyCode.standardize` code in active_utils to fix non-iso currencies, and removes the old hacky code that was doing this previously for fedex.

@Smcchoi @jeromecornet