Allow failures on Ruby 1.9.3
Allow failures on Ruby 1.9.3

dilumn/celluloid,TiagoCardoso1983/celluloid,marshall-lee/celluloid,davydovanton/celluloid,olleolleolle/celluloid,seuros/celluloid,jasonm23/celluloid,sideci-sample/sideci-sample-celluloid,celluloid/celluloid,kenichi/celluloid