text: // Export classes
  module.exports = {
      version :                       require('../package.json').version,
  
      ArrayCollisionMatrix :          require('./collision/ArrayCollisionMatrix'),
      Body :                          require('./objects/Body'),
      Box :                           require('./shapes/Box'),
      Broadphase :                    require('./collision/Broadphase'),
      Constraint :                    require('./constraints/Constraint'),
      ContactEquation :               require('./equations/ContactEquation'),
      Narrowphase :                   require('./world/Narrowphase'),
      ContactMaterial :               require('./material/ContactMaterial'),
      ConvexPolyhedron :              require('./shapes/ConvexPolyhedron'),
      Cylinder :                      require('./shapes/Cylinder'),
      DistanceConstraint :            require('./constraints/DistanceConstraint'),
      Equation :                      require('./equations/Equation'),
      EventTarget :                   require('./utils/EventTarget'),
      FrictionEquation :              require('./equations/FrictionEquation'),
      GSSolver :                      require('./solver/GSSolver'),
      GridBroadphase :                require('./collision/GridBroadphase'),
      Heightfield :                   require('./shapes/Heightfield'),
      HingeConstraint :               require('./constraints/HingeConstraint'),
      Mat3 :                          require('./math/Mat3'),
      Material :                      require('./material/Material'),
      NaiveBroadphase :               require('./collision/NaiveBroadphase'),
      ObjectCollisionMatrix :         require('./collision/ObjectCollisionMatrix'),
      Pool :                          require('./utils/Pool'),
      Particle :                      require('./shapes/Particle'),
      Plane :                         require('./shapes/Plane'),
      PointToPointConstraint :        require('./constraints/PointToPointConstraint'),
      Quaternion :                    require('./math/Quaternion'),
      Ray :                           require('./collision/Ray'),
      RaycastVehicle :                require('./objects/RaycastVehicle'),
      RaycastResult :                 require('./collision/RaycastResult'),
      RigidVehicle :                  require('./objects/RigidVehicle'),
      RotationalEquation :            require('./equations/RotationalEquation'),
      RotationalMotorEquation :       require('./equations/RotationalMotorEquation'),
      SAPBroadphase :                 require('./collision/SAPBroadphase'),
      SPHSystem :                     require('./objects/SPHSystem'),
      Shape :                         require('./shapes/Shape'),
      Solver :                        require('./solver/Solver'),
      Sphere :                        require('./shapes/Sphere'),
      SplitSolver :                   require('./solver/SplitSolver'),
      Spring :                        require('./objects/Spring'),
      Vec3 :                          require('./math/Vec3'),
      Vec3Pool :                      require('./utils/Vec3Pool'),
      World :                         require('./world/World'),
  };
  