Merge pull request #993 from mbucknell/iow-457

CHANGELOG.md

.../scripts/components/daily-value-hydrograph/graph-brush.js

...pts/components/daily-value-hydrograph/graph-brush.spec.js

...ts/src/scripts/components/daily-value-hydrograph/index.js

...c/scripts/components/daily-value-hydrograph/index.spec.js

...s/src/scripts/components/daily-value-hydrograph/legend.js

...ripts/components/daily-value-hydrograph/selectors/axes.js

...pts/components/daily-value-hydrograph/selectors/labels.js

...omponents/daily-value-hydrograph/selectors/labels.spec.js

...pts/components/daily-value-hydrograph/selectors/layout.js

...omponents/daily-value-hydrograph/selectors/legend-data.js

...ents/daily-value-hydrograph/selectors/legend-data.spec.js

...pts/components/daily-value-hydrograph/selectors/scales.js

...omponents/daily-value-hydrograph/selectors/scales.spec.js

...ents/daily-value-hydrograph/selectors/time-series-data.js

...daily-value-hydrograph/selectors/time-series-data.spec.js

...ts/components/daily-value-hydrograph/time-series-graph.js

...mponents/daily-value-hydrograph/time-series-graph.spec.js

.../src/scripts/components/daily-value-hydrograph/tooltip.js

...scripts/components/daily-value-hydrograph/tooltip.spec.js