Add mark all read button for non admins + add delete notification button for all. Fixes 6 and 7 of #649

Make findPaginated and count work in the same way as findall(). Fixes 5 of #649

Set different coldefs for non-admin users. Fixes 1 - 3 of #649

feat:  LemonLdap sso provider

See merge request !280

Fix logout + add log when sso_key_field is note found in auth data

Correctif #504 [AIPD] Modifier un scénario de menace d'un modèle supprime tous les scénarios ou affiche une erreur

# Conflicts:
#	templates/Notification/Notification/list.html.twig