Update yunohost_firewall.py
Merge branch 'prerefactoring' of https://github.com/YunoHost/moulinette into dev
Merge branch 'prerefactoring' of https://github.com/YunoHost/moulinette into dev
Merge branch 'prerefactoring' of https://github.com/YunoHost/moulinette into dev
Merge branch 'prerefactoring' of https://github.com/YunoHost/moulinette into dev
Merge branch 'prerefactoring' of https://github.com/YunoHost/moulinette into dev
[fix] import fail