Merge pull request #1 from veronicaxarmendariz/gh-pages

Updating Park Watershed Visualization
Update map_lib.js
Update index.html
Update README.md
Update README.md
Update README.md
Merge pull request #2 from veronicaxarmendariz/master

Update 2
Merge pull request #3 from veronicaxarmendariz/gh-pages

Update 3
Merge pull request #2 from veronicaxarmendariz/master

Updated radio boxes to checkboxes