Filter folders matching correct environments name
"Environment names should only contain alphanumeric characters andunderscores, and are case-sensitive" http://docs.puppetlabs.com/guides/environment.html#naming-environments
Filter folders matching correct environments name
"Environment names should only contain alphanumeric characters and
underscores, and are case-sensitive"
http://docs.puppetlabs.com/guides/environment.html#naming-environments