Cambiado commit anterior (añadido populate(uri_sound))

sails/src/api/controllers/StudentController.js

@@ -1243,9 +1243,10 @@ module.exports = {
           return res.serverError("Error uploading " + err ? err : "");
 
         StuPicto.findOne({ id: req.body.id})
-        .then(soundFileName => {
-          return res.ok(soundFileName);
+        .then(picto => {
+          return res.ok(picto);
         })
+        .populate('uri_sound',soundFileName)
         .catch(err => {
           fs.unlink(uploadedFiles[0].fd);
           return res.serverError("Error uploading " + err);