Merge pull request oauthinaction#12 from pardeep-singh/fix/fixes-chapter-6-exercises

Fix/fixes chapter 6 exercises

Author: jricher

exercises/ch-6-ex-2/client.js

@@ -41,7 +41,7 @@ var access_token = null;
 var scope = null;
 
 app.get('/', function (req, res) {
-	res.render('index', {access_token: access_token, refresh_token: refresh_token, scope: scope});
+	res.render('index', {access_token: access_token, scope: scope});
 });
 
 app.get('/authorize', function(req, res){

exercises/ch-6-ex-3/completed/client.js

@@ -82,6 +82,8 @@ app.post('/username_password', function(req, res) {
 
 		scope = body.scope;
 
+		refresh_token = body.refresh_token;
+
 		res.render('index', {access_token: access_token, refresh_token: refresh_token, scope: scope});
 	} else {
 		res.render('error', {error: 'Unable to fetch access token, server response: ' + tokRes.statusCode})