add newlines to files, thanks to tasioga for the patch

http://code.google.com/p/bullet/issues/detail?id=334

src/BulletCollision/CollisionDispatch/btCollisionWorld.cpp

@@ -1280,4 +1280,5 @@ void	btCollisionWorld::serialize(btDefaultSerializer* serializer)
 #endif
 
 	serializer->writeDNA();
-}
+}
+

src/BulletCollision/CollisionDispatch/btGhostObject.h

@@ -171,4 +171,5 @@ public:
 
 };
 
-#endif
+#endif
+

src/BulletCollision/CollisionDispatch/btInternalEdgeUtility.h

@@ -82,4 +82,5 @@ void	btSetDebugDrawer(btIDebugDraw* debugDrawer);
 #endif //BT_INTERNAL_EDGE_DEBUG_DRAW
 
 
-#endif //BT_INTERNAL_EDGE_UTILITY_H
+#endif //BT_INTERNAL_EDGE_UTILITY_H
+

src/BulletCollision/CollisionShapes/btMaterial.h

@@ -31,4 +31,5 @@ public:
     btMaterial(btScalar fric, btScalar rest) { m_friction = fric; m_restitution = rest; }
 };
 
-#endif // MATERIAL_H
+#endif // MATERIAL_H
+

src/BulletDynamics/Dynamics/btRigidBody.cpp

@@ -350,4 +350,5 @@ const char*	btRigidBody::serialize(void* dataBuffer) const
 	btCollisionObject::serialize(&rbd->m_collisionObjectData);
 
 	return "btRigidBodyData";
-}
+}
+