Start incorporation geocoded data

Includes pseudocode. Per #73.
Geocode addresses outside Virginia

This uses the Census’ geocoder.
Support two source APIs
Drop PO Box fields
Support geocoding

Pull geodata out of the SQLite database and include it in the output
data.
Start to get geodata working in Elasticsearch
Store location data hierarchically

Closes #77.
Get the entire state string

Closes #72.
Capture whether the corp is foreign or domestic

Per #62.
Standardize data field name

This makes it the same as tables 2 and 3.
Provide GeoJSON for all municipalities
Merge pull request #81 from openva/geodata

Geodata