SENTRY-496: Sentry 1.5 postgres upgrade script has contains incorrect upgrade file name
SENTRY-355: Support metadata read privilege enforcement for Metastore pluging (Colin Ma via Prasad Mujumdar)
Updating copyright message
SENTRY-415: Add API to Sentry Service that allows clients to read the service's config values. (Mike Yoder via Prasad Mujumdar)
SENTRY-507: Ban additional configs in getConfigVal() (Mike Yoder via Lenni Kuff)