trie.go
func (p *prefixTrie) Remove(network net.IPNet) (RangerEntry, error) {
	return p.remove(rnet.NewNetwork(network))
}
func (p *prefixTrie) Remove(network net.IPNet) (RangerEntry, error) {
	return p.remove(rnet.NewNetwork(network))
}
// Remove removes RangerEntry identified by given network from trie.