travis: update build matrix
travis: update build matrix

bitly/go-nsq,mreiferson/go-nsq,nsqio/go-nsq,absolute8511/go-nsq,nsqio/go-nsq,bitly/go-nsq,judwhite/go-nsq,mreiferson/go-nsq,absolute8511/go-nsq,judwhite/go-nsq