Start of Mini-ORM for Location: create, update, and normalize params
POST '/' route
Create Locations Table in spec_helper, some fixes in routing_spec
Remove Location.create_table from spec_helper, instead create/drop table around each test in routing_spec
Oops, accidentally added changes to app/location in last commit.  What I did: fill out GET '/:map_name' route, implement Location.find_by_map_name.  In this commit: ensure DB column order is identical to order of Location.attributes array
Nearly-empty location show page