title: Passport-Facebook not providing email even if it is in scope
body: <p>In my application i register the facebook-strategie as follows:
  But the returned profile does not contain the email-field....</p>
  
  <pre><code>passport.use(new FacebookStrategy({
          clientID: config.facebook.clientID,
          clientSecret: config.facebook.clientSecret,
          callbackURL: config.facebook.callbackURL,
          passReqToCallback: true
      },
      function(req, accessToken, refreshToken, profile, done) {
          // No email in the following colsole.log
          console.log(JSON.stringify(profile));
      }));
  </code></pre>
  
  <p>The get is as follows:</p>
  
  <pre><code>app.get('/oauth/facebook', passport.authenticate('facebook', {
      failureRedirect: '/login',
      scope:['email']
  }));
  </code></pre>
  
  <p>(So i am using scope as said here: <a href="https://stackoverflow.com/questions/25832763/passport-facebook-dont-get-email">Passport-facebook doesn&#39;t get email</a>)</p>
  
  <p>On the FB-Login Page iam even asked for the email and i do provide it:
  <img src="https://i.stack.imgur.com/lz1UB.png" alt="enter image description here"></p>
  
  <p>Any help is very appriciated!</p>