Changed tests of execution with spaces in the sandbox path to modify settings.SANDBOX_PATH rather than settings.MEDIA_ROOT.
Changed tests of execution with spaces in the sandbox path to modify settings.SANDBOX_PATH rather than settings.MEDIA_ROOT.

cfe-lab/Kive,cfe-lab/Kive,cfe-lab/Kive,cfe-lab/Kive,cfe-lab/Kive