Update circle's docker build tag to chronograf-20170127
Update circle's docker build tag to chronograf-20170127

mark-rushakoff/influxdb,influxdata/influxdb,li-ang/influxdb,influxdb/influxdb,influxdata/influxdb,influxdb/influxdb,influxdb/influxdb,influxdb/influxdb,mark-rushakoff/influxdb,nooproblem/influxdb,mark-rushakoff/influxdb,influxdb/influxdb,li-ang/influxdb,nooproblem/influxdb,mark-rushakoff/influxdb,nooproblem/influxdb,influxdb/influxdb,mark-rushakoff/influxdb,nooproblem/influxdb,nooproblem/influxdb,mark-rushakoff/influxdb