remove some old unused code
remove meaningless argument that got added recently
remove unused variable
slight logic refactor
make logic more explicit
fix a bad boo-boo
Merge pull request #70 from dimagi/foo

minor cleanup
Merge pull request #71 from dimagi/cruft

remove some old unused code
Merge pull request #73 from dimagi/rename-issues

Rename issues
Merge branch 'master' of github.com:dimagi/Vellum into field-list-attr