Remove Travis work around for ruby v1.8.7
Remove Travis work around for ruby v1.8.7

jwennerberg/puppet-module-vas,Phil-Friderici/puppet-module-vas,kividiot/puppet-module-vas,boandersson/puppet-module-vas,velaar/puppet-module-vas,propyless/puppet-module-vas,Ericsson/puppet-module-vas,kividiot/puppet-module-vas,mcgill-it/puppet-module-vas,boandersson/puppet-module-vas,Phil-Friderici/puppet-module-vas,velaar/puppet-module-vas,mcgill-it/puppet-module-vas,Ericsson/puppet-module-vas,propyless/puppet-module-vas,jwennerberg/puppet-module-vas