OSLShaderTest : Add test for Splineplug serialisation
OSLShaderTest : Add test for Splineplug serialisation

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