Revert "Eo: Print an ERR when deleting an object with data refs."

Revert this in the meanwhile. See discussion on the ML. This should be
enabled though, and issues fixed.

This reverts commit ec2f92e35f.

src/lib/eo/eo_private.h

@@ -245,11 +245,12 @@ _eo_free(_Eo_Object *obj)
 {
    _Eo_Class *klass = (_Eo_Class*) obj->klass;
 
+#ifdef EO_DEBUG
    if (obj->datarefcount)
      {
         ERR("Object %p data still referenced %d time(s).", obj, obj->datarefcount);
      }
-
+#endif
    _eo_id_release((Eo_Id) _eo_id_get(obj));
 
    eina_spinlock_take(&klass->objects.trash_lock);