rewrite of the formatters system

weboob/applications/webcontentedit/webcontentedit.py

@@ -133,5 +133,8 @@ class WebContentEdit(ReplApplication):
         backend_names = (backend_name,) if backend_name is not None else self.enabled_backends
 
         _id = _id.encode('utf-8')
+
+        self.start_format()
         for backend, revision in self.do('iter_revisions', _id, max_results=self.options.count, backends=backend_names):
             self.format(revision)
+        self.flush()