magicbrothers

There's information missing in "my" data, e.g. no coordinates. But if that's no problem, I can try to extract a subset,

I currently have no good idea how to efficiently extract the entries I changed. Maybe you can just use the diff from this [commit](https://github.com/zauberware/postal-codes-json-xml-csv/commit/7f288f9053e38cd594d74b1cc26c70773d92f50a)?

How can I sign the CLA without a Google account?

Then you can just accept my contribution without a CLA. As long as you stick to the terms of the Apache License, there is no need to grant Google more...

@eamigo86 Could you merge this one and release? I'm evaluating the use of `graphene-django-extras` in a bigger project which depends on a newer version of django-filter itself, so currently there...