Move to Go 1.9
Move to Go 1.9

keegancsmith/prometheus,alileza/prometheus,prometheus/prometheus,kangwoo/prometheus,kangwoo/prometheus,Gouthamve/tsdb,alileza/prometheus,kangwoo/prometheus,keegancsmith/prometheus,prometheus/prometheus,Gouthamve/prometheus,GoogleCloudPlatform/prometheus,prometheus/prometheus,GoogleCloudPlatform/prometheus,prometheus/tsdb,keegancsmith/prometheus,GoogleCloudPlatform/prometheus,kangwoo/prometheus,keegancsmith/prometheus,prometheus/prometheus,prometheus/prometheus,Gouthamve/prometheus,Gouthamve/prometheus,GoogleCloudPlatform/prometheus,alileza/prometheus,alileza/prometheus,keegancsmith/prometheus,GoogleCloudPlatform/prometheus,alileza/prometheus,Gouthamve/prometheus