Added a few UpdateBoxAndNormals()
Added a few UpdateBoxAndNormals()

cignoni/meshlabjs,cignoni/meshlabjs,cnr-isti-vclab/meshlabjs,cignoni/meshlabjs,cnr-isti-vclab/meshlabjs,cnr-isti-vclab/meshlabjs,cnr-isti-vclab/meshlabjs,cignoni/meshlabjs,cnr-isti-vclab/meshlabjs,cignoni/meshlabjs