updated ansible version for travis/setup.sh (#295)
updated ansible version for travis/setup.sh (#295)


openwhisk/openwhisk-apigateway,openwhisk/openwhisk-apigateway,alexsong93/openwhisk-apigateway,openwhisk/apigateway,openwhisk/apigateway,openwhisk/apigateway,alexsong93/openwhisk-apigateway,openwhisk/openwhisk-apigateway,alexsong93/openwhisk-apigateway