Update marshmallow to 3.5.1#131

avara1986 merged 1 commit intomasterpython-microservices/microservices-scaffold:masterfrom

pyup-update-marshmallow-3.5.0-to-3.5.1python-microservices/microservices-scaffold:pyup-update-marshmallow-3.5.0-to-3.5.1Copy head branch name to clipboard