Tests: Allow loglevel to be specified by environment var.
Tests: Allow loglevel to be specified by environment var.

pizcogirl/Astron,ketoo/Astron,blindsighttf2/Astron,pizcogirl/Astron,blindsighttf2/Astron,blindsighttf2/Astron,ketoo/Astron,ketoo/Astron,pizcogirl/Astron,ketoo/Astron,pizcogirl/Astron,blindsighttf2/Astron