Fix: invalid pages.get response

lib/routes/page.js

@@ -384,7 +384,7 @@ module.exports = function(crowi, app) {
       var result = {};
       result.page = pageData;
 
-      return res.json(ApiResponse.success(pageData));
+      return res.json(ApiResponse.success(result));
     }).catch(function(err) {
       return res.json(ApiResponse.error(err));
     });