Attempting to fix incorrect file capitalization introduced by Windows

platforms/reference/src/SimTKReference/ReferenceNeighborList.h

-#ifndef OPENMM_REFERENCE_NEIGHBORLIST_H_
-#define OPENMM_REFERENCE_NEIGHBORLIST_H_
-
-#include "../SimTKUtilities/SimTKOpenMMRealType.h"
-#include <set>
-#include <vector>
-
-namespace OpenMM {
-
-typedef RealOpenMM** AtomLocationList;
-typedef unsigned int AtomIndex;
-typedef std::pair<AtomIndex, AtomIndex> AtomPair;
-typedef std::vector<AtomPair>  NeighborList;
-
-// Ridiculous O(n^2) version of neighbor list
-// for pedagogical purposes and simplicity
-// parameter neighborList is automatically clear()ed before 
-// neighbors are added
-void computeNeighborListNaive(
-                              NeighborList& neighborList,
-                              int nAtoms,
-                              const AtomLocationList& atomLocations, 
-                              const std::vector<std::set<int> >& exclusions,
-                              const RealOpenMM* periodicBoxSize,
-                              double maxDistance,
-                              double minDistance = 0.0,
-                              bool reportSymmetricPairs = false
-                             );
-
-// O(n) neighbor list method using voxel hash data structure
-// parameter neighborList is automatically clear()ed before 
-// neighbors are added
-void computeNeighborListVoxelHash(
-                              NeighborList& neighborList,
-                              int nAtoms,
-                              const AtomLocationList& atomLocations, 
-                              const std::vector<std::set<int> >& exclusions,
-                              const RealOpenMM* periodicBoxSize,
-                              double maxDistance,
-                              double minDistance = 0.0,
-                              bool reportSymmetricPairs = false
-                             );
-
-} // namespace OpenMM
-
-#endif // OPENMM_REFERENCE_NEIGHBORLIST_H_