Theme 2 Scenario 2A Waves notebook

This notebook retrieves obs and modeled wave data and plots the results
Work in progress...
Working with @birdage on getting the model wave data
Waves time series notebook update

-print statements suppressed
Waves notebook - add description on map popups
Merge pull request #77 from Bobfrat/waves_notebook

Theme 2 Scenario 2A Waves notebook