update gebruiker
aan het fixen
update fixed
insert fixed look in TestClass to see sample codes
insert user
Merge branch 'dev' of https://github.com/IPSEN2/Leenmeij into dev
klant wijzigen/toevoegen
insert and update fixed for klant  look in TestClass to see sample codes
Merge branch 'dev' of https://github.com/IPSEN2/Leenmeij into dev
select by Id fixed
Merge branch 'dev' of https://github.com/IPSEN2/Leenmeij into dev
working customer and employee
fixed klanten toevoegen bug
working retrieve car status
updated version
added necesarry dirs