Add travis-ci setup file.
Add travis-ci setup file.

Gjacquenot/simbody,scamille/simbody,Gjacquenot/simbody,robojukie/simbody,robojukie/simbody,chrisdembia/simbody,elkingtonmcb/simbody,scamille/simbody,elen4/simbody,robojukie/simbody,elkingtonmcb/simbody,elkingtonmcb/simbody,chrisdembia/simbody,elen4/simbody,scamille/simbody,chrisdembia/simbody,simbody/simbody,simbody/simbody,Gjacquenot/simbody