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

apps/maarch_entreprise/indexing_searching/details.php

apps/maarch_entreprise/js/functions.js

apps/maarch_entreprise/load_toolbar_links.php

modules/attachments/load_toolbar_attachments.php

modules/avis/load_toolbar_avis.php

modules/cases/load_toolbar_cases.php

modules/notes/load_toolbar_notes.php

modules/sendmail/load_toolbar_sendmail.php

modules/visa/load_toolbar_visa.php