Minor updates (#790)
Minor updates (#790)

* upgraded to Alpine 3.6

* Update Dockerfile

pklimai/py-junos-eznc,pklimai/py-junos-eznc,Juniper/py-junos-eznc,Juniper/py-junos-eznc,pklimai/py-junos-eznc,Juniper/py-junos-eznc