Newmap

Pulling in latest updates to master to track. This is a branch from @acrylc and @kamicut's [pc-search](https://github.com/acrylc/af-pcsearch/), being tracked in the `acrylc-af-pcsearch` branch. 

I've deployed the latest build to `gh-pages`: http://developmentseed.org/af-polling-search/.