Merge pull request #32 from python-microservices/feature/pipenv

Fix CVE-2017-18342

Author: avara1986

Pipfile

@@ -7,7 +7,7 @@ name = "pypi"
 flask = "*"
 jaeger-client = "==3.12.0"
 python-json-logger = "==0.1.10"
-pyyaml = "==3.13"
+pyyaml = "==4.2b4"
 anyconfig = "==0.9.8"
 swagger-ui-bundle = "==0.0.2"
 connexion = {extras = ["swagger-ui"],version = "==2.1.0"}