Merge pull request #9846 from accumulator/qt_paytoedit_completer

qt: implement completer for PayToEdit

electrum/contacts.py

@@ -63,6 +63,7 @@ class Contacts(dict, Logger):
 
     def save(self):
         self.db.put('contacts', dict(self))
+        trigger_callback('contacts_updated')
 
     def import_file(self, path):
         data = read_json_file(path)