Update travis to use tests
Update travis to use tests

rcrowder/pycapnp,tempbottle/pycapnp,rcrowder/pycapnp,SymbiFlow/pycapnp,jparyani/pycapnp,tempbottle/pycapnp,jparyani/pycapnp,SymbiFlow/pycapnp,SymbiFlow/pycapnp,rcrowder/pycapnp,jparyani/pycapnp,SymbiFlow/pycapnp,tempbottle/pycapnp,jparyani/pycapnp,rcrowder/pycapnp,tempbottle/pycapnp