fix cmd print to debug, add callback for cmd
fix cmd print to debug, add callback for cmd

nephomaniac/eutester,shaon/eutester,nephomaniac/eutester,shaon/eutester,nephomaniac/nephoria,nagyistoce/eutester,sjones4/eutester,sjones4/eutester,nephomaniac/nephoria,tbeckham/eutester,tbeckham/eutester,nephomaniac/eutester,nagyistoce/eutester,sjones4/eutester,tbeckham/eutester,nagyistoce/eutester,shaon/eutester,nagyistoce/eutester,shaon/eutester,tbeckham/eutester,sjones4/eutester