FEAT #44 remove md2 elements

...aarch_entreprise/Views/user-administration.component.html

...arch_entreprise/Views/users-administration.component.html

...gular/app/administration/user-administration.component.js

...gular/app/administration/user-administration.component.ts

...ular/app/administration/users-administration.component.js

...ular/app/administration/users-administration.component.ts

apps/maarch_entreprise/js/angularFunctions.js

core/Models/UserModelAbstract.php