ToeBee/tiger-featnames-expansion — pull request #2 by pnorman (2013-11-17 22:28:48+00:00)
Title: Use varchars for string columns

[tiger docs](https://www.census.gov/geo/maps-data/data/pdfs/tiger/tgrshp2013/TGRSHP2013_TechDoc_A.pdf) specify the primary key columns here are strings. It's silly, but that's what the docs say.

Keep the primary key additions from 00ef2750c27662f444c94e20a06b64cc0e82acef