Support of environment variables and command line parameters.

[Nick Kallen]

>I'll make some interfaces for command-line arguments (argc/argv)
>and environment variables (getenv) for Windows and Unix (should
>be ready by tomorrow). Please note that these will be platform
>dependent and unsupported. Meanwhile we'll think about a suitable
>interface for these features in a future official Clean release.


I hate to seem impatient, but are they ready yet?