fix install command for PointCloudLibraryPlugin external
fix install command for PointCloudLibraryPlugin external

patmarion/director,openhumanoids/director,patmarion/director,manuelli/director,mitdrc/director,openhumanoids/director,manuelli/director,manuelli/director,mitdrc/director,mitdrc/director,openhumanoids/director,patmarion/director,openhumanoids/director,manuelli/director,manuelli/director,mitdrc/director,patmarion/director,patmarion/director,mitdrc/director,openhumanoids/director