Fix Travis CI build
Fix Travis CI build

The error

    Error: could not determine PostgreSQL version from '10.1'

Fixed by https://github.com/psycopg/psycopg2/issues/594
kinaklub/next.filmfest.by,kinaklub/next.filmfest.by,kinaklub/next.filmfest.by,kinaklub/next.filmfest.by