Add method to remove the backend navigation cache
Add method to remove the backend navigation cache

DegradationOfMankind/forkcms,Katrienvh/forkcms,carakas/forkcms,jessedobbelaere/forkcms,tommyvdv/forkcms,DegradationOfMankind/forkcms,mathiashelin/forkcms,sumocoders/forkcms,justcarakas/forkcms,bartdc/forkcms,justcarakas/forkcms,jeroendesloovere/forkcms,riadvice/forkcms,forkcms/forkcms,sumocoders/forkcms,carakas/forkcms,forkcms/forkcms,bartdc/forkcms,jacob-v-dam/forkcms,forkcms/forkcms,carakas/forkcms,jacob-v-dam/forkcms,forkcms/forkcms,mathiashelin/forkcms,mathiashelin/forkcms,tommyvdv/forkcms,jessedobbelaere/forkcms,jonasdekeukelaere/forkcms,mathiashelin/forkcms,jacob-v-dam/forkcms,tommyvdv/forkcms,DegradationOfMankind/forkcms,Katrienvh/forkcms,jeroendesloovere/forkcms,jeroendesloovere/forkcms,jessedobbelaere/forkcms,carakas/forkcms,riadvice/forkcms,riadvice/forkcms,jeroendesloovere/forkcms,jessedobbelaere/forkcms,riadvice/forkcms,jonasdekeukelaere/forkcms,jonasdekeukelaere/forkcms,jacob-v-dam/forkcms,DegradationOfMankind/forkcms,carakas/forkcms,Katrienvh/forkcms,jonasdekeukelaere/forkcms,Katrienvh/forkcms,sumocoders/forkcms,tommyvdv/forkcms,jonasdekeukelaere/forkcms,justcarakas/forkcms,sumocoders/forkcms,sumocoders/forkcms,bartdc/forkcms