New issue 247: Pass through LANG environment variable by default
https://bitbucket.org/hpk42/tox/issue/247/pass-through-lang-environment-variable-by
Anthony Sottile:
This renders io.open() and py3 open() pretty useless without it on linux at
least (as they will use ASCII instead of the platform'
New issue 248: Pass through VS*COMNTOOLS during install on windows
https://bitbucket.org/hpk42/tox/issue/248/pass-through-vs-comntools-during-install
Anthony Sottile:
It's not easy at all to build binary projects without these variables.
Alternatively, why not allow the full environment during i