Add jruby-19mode to allowed failures
Add jruby-19mode to allowed failures

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