Label ain't in setting anymore ... but let's add a shortcut to get it easily from app_info()

src/yunohost/app.py

@@ -179,6 +179,9 @@ def app_info(app, full=False):
     ret['supports_multi_instance'] = is_true(local_manifest.get("multi_instance", False))
     permissions = user_permission_list(full=True, absolute_urls=True)["permissions"]
     ret['permissions'] = {p: i for p, i in permissions.items() if p.startswith(app + ".") and (i["url"] or i['additional_urls'])}
+    ret['label'] = permissions.get(app + ".main", {}).get("label")
+    if not ret['label']:
+        logger.warning("Failed to get label for app %s ?" % app)
     return ret
 
 

src/yunohost/tools.py

@@ -493,7 +493,7 @@ def _list_upgradable_apps():
 
             yield {
                 'id': app_id,
-                'label': app_dict['settings']['label'],
+                'label': app_dict['label'],
                 'current_version': current_version,
                 'new_version': new_version
             }