Enclose "using" syntax in C++ headers within #ifndef SWIG to reduce warnings (could also be done with a pragma)
Enclose "using" syntax in C++ headers within #ifndef SWIG to reduce warnings (could also be done with a pragma)

opensim-org/opensim-core,opensim-org/opensim-core,opensim-org/opensim-core,opensim-org/opensim-core,opensim-org/opensim-core,opensim-org/opensim-core,opensim-org/opensim-core