tweaking the travis config. probably got it wrong
tweaking the travis config. probably got it wrong

wishtack/heroku-buildpack-java,Scalingo/java-buildpack,bluebreezecf/heroku-buildpack-java,hpcloud/heroku-buildpack-java,franciscocpg/heroku-buildpack-java,RaymondKroon/heroku-buildpack-vertx,noncreativetype/sms,noncreativetype/sms,kimonocloud/natsu-buildpack-java,JIoJIaJIu/heroku-buildpack-java,Vincit/heroku-buildpack-java-nodejs,Parlio/heroku-buildpack-java,franciscocpg/heroku-buildpack-java,RaymondKroon/heroku-buildpack-vertx,neilgandhi/heroku-buildpack-java,heroku/heroku-buildpack-java,Vincit/heroku-buildpack-java-nodejs,JIoJIaJIu/heroku-buildpack-java,neilgandhi/heroku-buildpack-java,noncreativetype/sms,hpcloud/heroku-buildpack-java,bluebreezecf/heroku-buildpack-java,Parlio/heroku-buildpack-java,heroku/heroku-buildpack-java,kimonocloud/natsu-buildpack-java,wishtack/heroku-buildpack-java,Scalingo/java-buildpack