Adding (scheme process-context) to (scheme small). Fixes issue #300.
Adding (scheme process-context) to (scheme small).
Fixes issue #300.

holmescn/chibi-scheme,norton/chibi-scheme,holmescn/chibi-scheme,holmescn/chibi-scheme,norton/chibi-scheme,norton/chibi-scheme,norton/chibi-scheme,holmescn/chibi-scheme,norton/chibi-scheme,norton/chibi-scheme,holmescn/chibi-scheme