avocado-framework/avocado — pull request #255 by lmr (2014-11-18 17:39:43+00:00)
Title: avocado.utils.process: Fix system_output() call

Suppress debug output in this call, which is unnecessary.
Also, ignore its rc, given that we'll kill child processes
only if they actually exist.

Signed-off-by: Lucas Meneghel Rodrigues