added a cleanup script to remove what is not needed for a bbhn node
added a cleanup script to remove what is not needed for a bbhn node

bwattendorf/bbhn-pi-vpn,bwattendorf/bbhn-pi-vpn,bwattendorf/bbhn-pi-vpn,bwattendorf/bbhn-pi-vpn,bwattendorf/bbhn-pi-vpn