Camera3D - added z=-1000 to be in line with as3 version
Entity - updated:
                  AxisAlignedBoundingBox
                  iInvalidateEntityBounds
                  iRegisterPartition
                  iUnregisterPartition

                  addBounds
                  removeBounds
EntityCollector - Fixed enterNode
NodeBase - update default value for _iNumEntities
Fixed iAddNode function