Added Port Control Protocol prototyping in Tests folder.
ARP Handler now warns when seeing requests with non-matching target IPs, and reports error on unrecognized operations.
ICMP Handler now warns when seeing ICMP packets with unrecognized type or code.
Set up NetLog to log info using colors and labels for clarity.
Fixed IPV4AddressParse string parameter bug, also put in a missing CompCtrlDel at the end of the method.
Fixed PresentationToNetwork not erroring when IPV4AddressParse fails.
Implemented UDP Sockets allowing 0 ms timeout and immediately returning on UDPSocketReceiveFrom if no messages were waiting at the socket.
Fixed UDP Handler using wrong address of packet to search bound socket addresses.
