changes for dv graph

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

...ation/components/daily-value-hydrograph/graph-controls.js

...-location/components/daily-value-hydrograph/index.spec.js

...ring-location/components/daily-value-hydrograph/legend.js

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

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

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

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

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

...ion/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

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

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

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