Update CHANGELOG
Update CHANGELOG

Added entry on fixing AutoRefresh to not flash an empty graph.
Fixed numbering on previous entry.

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