Update Census demos to have /states in URL.
Update Census demos to have /states in URL.

NREL/api-umbrella-router,apinf/api-umbrella,OdiloOrg/api-umbrella-router,NREL/api-umbrella,NREL/api-umbrella,OdiloOrg/api-umbrella-router,NREL/api-umbrella-router,apinf/api-umbrella,OdiloOrg/api-umbrella-router,apinf/api-umbrella,NREL/api-umbrella,apinf/api-umbrella,apinf/api-umbrella,NREL/api-umbrella-router,NREL/api-umbrella