Slight modification created windows access problem (#67)
Slight modification created windows access problem (#67)

Failure to export from the dll created linkage errors in windows.
curds01/Menge,curds01/Menge,MengeCrowdSim/Menge,MengeCrowdSim/Menge,curds01/Menge,MengeCrowdSim/Menge,MengeCrowdSim/Menge,curds01/Menge