Everyauth OAuth 1.0a alternate step sequence configuration

oauthAltCallbackSequence.js

.get('callbackPath',
       'the callback path that the 3rd party OAuth provider redirects to after an OAuth authorization result - e.g., "/auth/twitter/callback"')
    .step('extractTokenAndVerifier', {
      description: 'extracts the request token and verifier from the url query',
      // ...
    })
    .step('getSession', {
      // ...
    })
    // ...