Make travis build in both 1.9 and 1.8.
Make travis build in both 1.9 and 1.8.

sewichi/geminabox,geminabox/geminabox,nicolasleger/geminabox,bibendi/geminabox,appfolio/geminabox,VodafoneAustralia/geminabox,brennovich/geminabox,hooroo/geminabox,nicolasleger/geminabox,sewichi/geminabox,sewichi/geminabox,asiazhang/geminabox,legitscript/geminabox,appfolio/geminabox,asiazhang/geminabox,geminabox/geminabox,legitscript/geminabox,tenex/rails-assets,legitscript/geminabox,hooroo/geminabox,legitscript/geminabox,VodafoneAustralia/geminabox,asiazhang/geminabox,bibendi/geminabox,tenex/rails-assets,abak-press/geminabox,tenex/rails-assets,appfolio/geminabox,nicolasleger/geminabox,brennovich/geminabox,appfolio/geminabox,bibendi/geminabox,brennovich/geminabox,bibendi/geminabox,sewichi/geminabox,sujithrs/geminabox,abak-press/geminabox,asiazhang/geminabox,VodafoneAustralia/geminabox,abak-press/geminabox,nicolasleger/geminabox,geminabox/geminabox,sujithrs/geminabox,abak-press/geminabox,geminabox/geminabox,hooroo/geminabox,sujithrs/geminabox,hooroo/geminabox,sujithrs/geminabox,VodafoneAustralia/geminabox