credit Tethik

Author: dschep

README.md

@@ -138,3 +138,4 @@ custom:
  * [@bsamuel-ui](https://github.com/bsamuel-ui) - Python 3 support
  * [@suxor42](https://github.com/suxor42) - fixing permission issues with Docker on Linux
  * [@mbeltran213](https://github.com/mbeltran213) - fixing docker linux -u option bug
+ * [@Tethik](https://github.com/Tethik) - adding usePipenv option