css rules for styleChooser
added href to css rules for styleChooser
Update style_chooser.js

commented out code for those two blue buttons..left for further cleanup..
successfully handled the slow response of map
push

Conflicts:
	js/style_chooser.js
	js/styles.js
edits

Conflicts:
	index.html
main

Conflicts:
	js/main.js
removed vdc layer to improve performance
legend initial success
Merge branch 'master' into master_pratik

Conflicts:
	index.html
	js/layers.js
	js/style_chooser.js
	js/styles.js