Support for python37/38 (#116)

* support for python37/38

* Use the multi-value query params to build WSGI environment

Bump release

Quick fix for build issues related to yum (#107)

Bump version to 0.18.5

Bump version to 0.18.2

Bump version to 0.17.0

Bump version

Merge pull request #71 from TimSimpsonR/chill-out-me

pick requirements.txt even if both Pipfile present

Update __about__.py

bumps version to 0.16.3 (#66)