Merge branch 'feature/5-finish-refactor' into feature/3-remove-zipcode-county-relationship

Author: cblackburn-ajla

lib/free_zipcode_data/zipcode_table.rb

@@ -10,7 +10,6 @@ def build
           id integer not null primary key,
           code varchar(10) not null,
           state_id integer,
-          county_id integer,
           city varchar(255),
           area_code varchar(3),
           lat float,