Added 'show selected biodata sites' step.
description added
Adding checklist-model to project.
Adding checklist-model directive to client-side app.
Adding biodata site selection table with help of checklist-model directive.
Updated checklist-model per github discussion: https://github.com/vitalets/checklist-model/issues/4
Clearing user selections when a new box is drawn
Created form to send users into biodata with pre-populated site filters.
Merge pull request #23 from prusso-sse/master

Changed signatures of savesessionpost and loadsession to return just str...
Merge branch 'WATERSMART-204' into WATERSMART-204-showSelectedBioDataSites
Merge branch 'master' into WATERSMART-204-showSelectedBioDataSites
Merge pull request #21 from cschroed-usgs/WATERSMART-204-showSelectedBioDataSites

Watersmart 204 show selected bio data sites
Adding flotcharts
Adding demo flotchart stacked bar chart.
Adding flotcharts plugins
Adding references to plugins in web page. Using them.
Added wrong plugin implementation. Switching to correct one.
Improved appearance and functionality of demo chart.
Mock Chart for water usage
last commit with a demo chart. Subsequent commits will visualize real data.