code: function createTable (db, name) {
    return r.db(db).tableCreate(name).run().then(function () {
      console.log('RETHINKDB: Created Table', name, 'on', db)
    }).catch(function (err) {
      console.log('RETHINKDB: Table', name, 'on', db, 'exists')
    })
  }
docs: /* make sure tables exist