fix DB_NAME for using postgres driver
fix DB_NAME for using postgres driver

smellman/sotmjp-website,osmfj/sotmjp-website,smellman/sotmjp-website,pyconjp/pyconjp-website,smellman/sotmjp-website,osmfj/sotmjp-website,smellman/sotmjp-website,pyconjp/pyconjp-website,osmfj/sotmjp-website,pyconjp/pyconjp-website,pyconjp/pyconjp-website,osmfj/sotmjp-website