Bug: https://github.com/crowdcode-de/KissMDA/issues/38
add parameter types with Collection
add unit tests
https://github.com/crowdcode-de/KissMDA/issues/38
https://github.com/crowdcode-de/KissMDA/issues/38
https://github.com/crowdcode-de/KissMDA/issues/38
https://github.com/crowdcode-de/KissMDA/issues/38