add keyword DISGASW to enable dissolution of gas in water

python/cxx/eclipse_config.cpp

@@ -42,6 +42,7 @@ void python::common::export_EclipseConfig(py::module& module)
         .def("hasThresholdPressure", &SimulationConfig::useThresholdPressure )
         .def("useCPR",               &SimulationConfig::useCPR )
         .def("hasDISGAS",            &SimulationConfig::hasDISGAS )
+        .def("hasDISGASW",            &SimulationConfig::hasDISGASW )
         .def("hasVAPOIL",            &SimulationConfig::hasVAPOIL )
         .def("hasVAPWAT",            &SimulationConfig::hasVAPWAT );
 }