updated travis.yml, don't perform directly update after changing constraints
updated travis.yml, don't perform directly update after changing constraints

buddhikajay/RollerworksMultiUserBundle,buddhika-jay/RollerworksMultiUserBundle,broncha/RollerworksMultiUserBundle,buddhikajay/RollerworksMultiUserBundle,buddhika-jay/RollerworksMultiUserBundle,broncha/RollerworksMultiUserBundle,rollerworks/RollerworksMultiUserBundle,rollerworks/RollerworksMultiUserBundle