Added envar_parser()  - Added envar_parser as a flag in selected functions  - Removed getenv_{hostname,user,hostname}() due to envar_parser() being far more useful
Added envar_parser()
 - Added envar_parser as a flag in selected functions
 - Removed getenv_{hostname,user,hostname}() due to envar_parser() being far more useful

PencilShavings/python-osutil