adjust format

src/server/routes/login.js

@@ -138,7 +138,7 @@ module.exports = function(crowi, app) {
           // add a flash message to inform the user that processing was successful -- 2017.09.23 Yuki Takei
           // cz. loginSuccess method doesn't work on it's own when using passport
           //      because `req.login()` prepared by passport is not called.
-          req.flash('successMessage', req.t('message.successfully_created',{username:userData.username}));
+          req.flash('successMessage', req.t('message.successfully_created',{ username: userData.username }));
 
           return loginSuccess(req, res, userData);
         });