message: Fix typo & add success & failure redirect docs
diff: @@ -62,7 +62,9 @@ This will pull from your global `auth` object in your config file. It will also
  idField: '<provider>Id', // The field to look up the entity by when logging in with the provider. Defaults to '<provider>Id' (ie. 'facebookId').
  path: '/auth/<provider>', // The route to register the middleware
  callbackPath: '/auth/<provider>/callback', // The route to register the callback handler
  - callbackURL: 'http(s)://hostame[:port]/auth/<provider>/callback', // The callback url. Will automatically take into account your host and port and whether you are in production based on your app environment to construct the url. (ie. in development http://localhost:3030/auth/facebook/callback)
  + callbackURL: 'http(s)://hostname[:port]/auth/<provider>/callback', // The callback url. Will automatically take into account your host and port and whether you are in production based on your app environment to construct the url. (ie. in development http://localhost:3030/auth/facebook/callback)
  + successRedirect: undefined,
  + failureRedirect: undefined,
  entity: 'user', // the entity that you are looking up
  service: 'users', // the service to look up the entity
  passReqToCallback: true, // whether the request object should be passed to `verify`
  