Merge branch 'master' of github.com:usgs/waterdataui into wdfn-110

CHANGELOG.md

assets/src/scripts/components/hydrograph/drawingData.js

assets/src/scripts/components/hydrograph/drawingData.spec.js

assets/src/scripts/components/hydrograph/index.js

assets/src/scripts/components/hydrograph/index.spec.js

assets/src/scripts/components/hydrograph/legend.js

assets/src/scripts/components/hydrograph/legend.spec.js

assets/src/scripts/components/hydrograph/markers.spec.js

assets/src/scripts/components/hydrograph/parameters.js

assets/src/scripts/components/hydrograph/parameters.spec.js

assets/src/scripts/components/hydrograph/scales.js

assets/src/scripts/components/hydrograph/timeseries.js

assets/src/scripts/components/hydrograph/timeseries.spec.js

assets/src/scripts/components/hydrograph/tooltip.js

assets/src/scripts/models.js