Warn about existing pending entries

maestro/pool_manager_registry.c

@@ -257,8 +257,7 @@ mstro_pc_app_register_pending(mstro_app_id id)
         /**check there is no other entry before*/
         HASH_FIND(hh, g_mstro_pm_app_registry, &id, sizeof(mstro_app_id), elt);
         if((elt!=NULL) && (elt->pending)) { 
-          //FIXME should be a warning as we can handle this 
-          ERR("There is alreading a pending entry for app %"PRIappid", should not overwrite \n", id);
+          WARN("There is alreading a pending entry for app %"PRIappid", should not overwrite \n", id);
           /*cleanup*/
           status = mstro_pm_app_reg__entry_dispose(e);
           assert(status ==MSTRO_OK);