ajout nav pour eval
Merge branch 'master' of https://github.com/LeBalch-Virginie/ProjectGestionScolaire

Conflicts:

	GestionScolaire/GestionScolaire/Areas/GestionDesClasses/Models/EtablissementModels.cs

	GestionScolaire/GestionScolaire/Areas/GestionDesClasses/Views/GestionDesClasses/ReadClasse.cshtml
Merge branch 'master' of https://github.com/LeBalch-Virginie/ProjectGestionScolaire