Clean up AppOutput.__init__().
Clean up AppOutput.__init__().

Change-Id: I835c172366d9001095523cd0e7e778f76d634487
Signed-off-by: Christopher M. Cantalupo <9cf3ecca60a3dd7112ab0e7250bedb8a752e3958@intel.com>

sssylvester/geopm,cmcantalupo/geopm,cmcantalupo/geopm,cmcantalupo/geopm,cmcantalupo/geopm,geopm/geopm,geopm/geopm,cmcantalupo/geopm,geopm/geopm,sssylvester/geopm,sssylvester/geopm,sssylvester/geopm,geopm/geopm,geopm/geopm