Moved empty scene check to a better place
Moved empty scene check to a better place

Empty scene check isn't required if the render's not even running.

andrewkaufman/gaffer,andrewkaufman/gaffer,appleseedhq/gaffer,hradec/gaffer,ImageEngine/gaffer,goddardl/gaffer,appleseedhq/gaffer,lucienfostier/gaffer,andrewkaufman/gaffer,GafferHQ/gaffer,chippey/gaffer,andrewkaufman/gaffer,GafferHQ/gaffer,GafferHQ/gaffer,goddardl/gaffer,johnhaddon/gaffer,appleseedhq/gaffer,johnhaddon/gaffer,ivanimanishi/gaffer,ivanimanishi/gaffer,GafferHQ/gaffer,hradec/gaffer,chippey/gaffer,ImageEngine/gaffer,ImageEngine/gaffer,goddardl/gaffer,lucienfostier/gaffer,lucienfostier/gaffer,chippey/gaffer,ivanimanishi/gaffer,ivanimanishi/gaffer,GafferHQ/gaffer,ImageEngine/gaffer,chippey/gaffer,hradec/gaffer,goddardl/gaffer,appleseedhq/gaffer,boberfly/gaffer,boberfly/gaffer,boberfly/gaffer,hradec/gaffer,andrewkaufman/gaffer,boberfly/gaffer,lucienfostier/gaffer,johnhaddon/gaffer,hradec/gaffer,johnhaddon/gaffer,johnhaddon/gaffer