ImageWriterTest : Add test for DPX dataType
ImageWriterTest : Add test for DPX dataType

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