update travis-ci script
update travis-ci script

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