Make sure that environment variables can be searched
Make sure that environment variables can be searched

And some minor rewording / consistent flowing.

perl6/doc,MasterDuke17/doc,MasterDuke17/doc,perl6/doc,tbrowder/doc,tbrowder/doc,MasterDuke17/doc,perl6/doc,tbrowder/doc,tbrowder/doc,perl6/doc,perl6/doc,MasterDuke17/doc