solving bug school/teacher
Merge branch 'master' of github.com:MohamedTab/carcar
teacher can add availability
Merge pull request #26 from MohamedTab/add-availability-model

Add availability model
ajout disponibilité
Merge pull request #27 from MohamedTab/improve-availability-to-booking

ajout disponibilité
correction de current_teacher dans lessons_controller
Merge branch 'master' into school-show