Added KC hoods. Also ...

a link to where we creating an open KC hoods dataset. Zillow's neighborhoods aren't that great for Kansas City, MO. 

Also, a theme for our whole Fellowship project in KC is that we are supposed to make tech for the whole region, not both cities individually. 

I'm totally open to discussion about this. In fact we made a forum for exactly that. https://groups.google.com/a/codeforamerica.org/forum/#!forum/drawing-kansas-citys-neighborhoods