Page: population only public fields

lib/models/page.js

@@ -457,7 +457,7 @@ module.exports = function(crowi) {
       .skip(offset)
       .limit(limit)
       .populate([
-        {path: 'creator', model: 'User'},
+        {path: 'creator', model: 'User', select: User.USER_PUBLIC_FIELDS},
         {path: 'revision', model: 'Revision'},
       ])
       .exec(function(err, pages) {