WATERSMART-363
* Added button to show streamflow plot
WATERSMART-363
* Changed some layout
* hiding button when observed
WATERSMART-363
* show loading spinner
WATERSMART-363
* added title to plot
WATERSMART-363
* missed the plotter service
Merge pull request #101 from jiwalker-usgs/WATERSMART-363

Watersmart 363
Merge pull request #103 from davidmsibley/WATERSMART-358

Watersmart 358
Merge pull request #104 from davidmsibley/WATERSMART-358

fixing math labels