Merge pull request #126 from pcarney8/fix-ansible-molecule-testinfra-…

…version

update testinfra module to higher so it works with 2.8

.travis.yml

@@ -25,7 +25,7 @@ before_install:
 install:
   - pip install -U pip
   - if [ "$ANSIBLE_VERSION" = "latest" ]; then pip install ansible; else pip install ansible~=$ANSIBLE_VERSION; fi
-  - pip install "ansible-lint<4.0" yamllint flake8 molecule docker "pytest<3.10"
+  - pip install "ansible-lint<4.0" yamllint flake8 molecule docker "pytest<3.10" "testinfra==3.0.4"
   # Configure OpenShift Binary
   - sudo wget -qO- ${OC_BINARY_URL} | sudo tar -xvz -C /bin