Add logging of response times
Add logging of response times

This makes monitoring Chronograf :+1:

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