show recent posts of child categories

src/controllers/categories.js

@@ -126,10 +126,15 @@ categoriesController.get = function(req, res, next) {
 						return next(err);
 					}
 
+					categories.getRecentTopicReplies(categoryData.children, uid, function(err) {
+						if (err) {
+							return next(err);
+						}
 						categoryData.privileges = privileges;
 						next(err, categoryData);
 					});
 				});
+			});
 		},
 		function (categoryData, next) {
 			res.locals.metaTags = [