Update marshmallow to 3.6.1#161

alexppg merged 1 commit intomasterpython-microservices/microservices-scaffold:masterfrom

pyup-update-marshmallow-3.5.2-to-3.6.1python-microservices/microservices-scaffold:pyup-update-marshmallow-3.5.2-to-3.6.1Copy head branch name to clipboard