Use call_command() instead of execute() (#1691)
Use call_command() instead of execute() (#1691)

ryneeverett/mezzanine,christianwgd/mezzanine,molokov/mezzanine,readevalprint/mezzanine,molokov/mezzanine,wbtuomela/mezzanine,molokov/mezzanine,ryneeverett/mezzanine,readevalprint/mezzanine,dsanders11/mezzanine,stephenmcd/mezzanine,jerivas/mezzanine,dsanders11/mezzanine,jerivas/mezzanine,dsanders11/mezzanine,frankier/mezzanine,ryneeverett/mezzanine,wbtuomela/mezzanine,christianwgd/mezzanine,frankier/mezzanine,readevalprint/mezzanine,jerivas/mezzanine,frankier/mezzanine,stephenmcd/mezzanine,christianwgd/mezzanine,stephenmcd/mezzanine,wbtuomela/mezzanine