Added demographic maps demo
Revert "Added demographic maps demo"

This reverts commit 03e4c187094fd459535037d8921f26cadf65fb78.
Added Demographic Map explorer demo
Updated index.html to include a demographics map category
Added Geoservices.Server() via jsonp to get services and folders from server
Merge pull request #59 from alaframboise/master

Added Demographic Maps explorer, added Geoservices.Server() jsonp, updated index.html