refactoring wip
fix cs
add comment
convert filter
add stuff
fix typo + add Salary Filter
refactorin Company Type & Salary report
add department report
add comment
add menu
change Manager class name
add select2 multiple filter type
add missing use
cs fixer
Merge pull request #23 from benji07/refactoring

Refactoring des reports / filtres
conventions
Ajout de la répartition par spécialité
Merge pull request #22 from afup/report-speciality

Ajout de la répartition par spécialité