Supervisor/supervisor — pull request #506 by schemacs (2014-10-27 14:58:46+00:00)
Title: Fix #369: command with relative path

The docs say:

The command can be either absolute (e.g. /path/to/programname) or relative (e.g. programname).
If it is relative, the supervisord’s environment $PATH will be searched for the executable.

This fixes relative path like `to/programname`.