Adding mxArray methods: mxSetField (with auto-mxAddField) mxGetNumberOfElements mxGetNumberOfDimensions mxGetElementSize
Adding mxArray methods:
mxSetField (with auto-mxAddField)
mxGetNumberOfElements
mxGetNumberOfDimensions
mxGetElementSize

Also starting to add some exception raising on the Python end.

kw/pymex,kw/pymex,kw/pymex,kw/pymex