[1.5.x] Fixed #19115 -- Documented stdout/stderr options for call_command
[1.5.x] Fixed #19115 -- Documented stdout/stderr options for call_command

Thanks d1ffuz0r for helping with the patch.
Backport of b1ac329ba from master.

ccn-2m/django,bliti/django-nonrel-1.5,imtapps/django-imt-fork,alx-eu/django,hasadna/django,alx-eu/django,ccn-2m/django,imtapps/django-imt-fork,ccn-2m/django,bliti/django-nonrel-1.5,imtapps/django-imt-fork,hasadna/django,bliti/django-nonrel-1.5,hasadna/django,ccn-2m/django,alx-eu/django,alx-eu/django