Sylius/Currency — pull request #1 by egogarcia (2014-12-31 17:47:35+00:00)
Title: Fix incorrect negation

We have to check if is true that this code exist in the array to avoid duplicated entries.

Error found: Without this change if you run "sylius:currency:update ecb" more than one time, fatal error occurs because finOneBy (CurrencyConverter.php line 65) its returning more than one.