Fixes the issue #559 with env versions (#569)
Fixes the issue #559 with env versions (#569)

Do not set automatically set env version if user has already specified it.
platform9/fission,life1347/fission,fission/fission,platform9/fission,fission/fission,life1347/fission,life1347/fission,life1347/fission,fission/fission,platform9/fission,fission/fission,life1347/fission,life1347/fission,life1347/fission,life1347/fission,life1347/fission,platform9/fission