Prevent loss of data on `virtualenv-delete -f` if the env doesn't exist and the PREFIX envvar is set elsewhere#518

native-api merged 5 commits intopyenv:masterpyenv/pyenv-virtualenv:masterfrom

SabriRamadanTNG:prevent-deletion-of-contents-in-generic-prefix-env-varSabriRamadanTNG/pyenv-virtualenv:prevent-deletion-of-contents-in-generic-prefix-env-varCopy head branch name to clipboard