Merge branch 'develop' of labs.maarch.org:maarch/MaarchCourrier into develop

modules/avis/class/avis_controler_Abstract.php

modules/avis/css/module.css

modules/avis/js/functions.js

modules/templates/datasources/letterbox_attachment.php

modules/visa/class/class_modules_tools_Abstract.php

modules/visa/css/module.css

modules/visa/js/functions.js