Improve DNS Resolving and added NetRawSocket

- imp: DNS reverse resolving
- imp: DNS hostNames and hostAddresses Array
- add: IPv4 and IPv6 check
- add: NetRawSocket for easy handle a RawSocket
- add: NetDatagramm to work with NetRawSocket and implant Protocols
- add: NetTcpDatagramm a NetDatagramm
Added NetProtocol and improve NetRawSocket

- add: NetProtocol to verify the right Datagramms to a socket, parse
the socket which come in and store some data for the socket.
- imp: NetRawSocket bug fixes and improvements
- add: Documentation to NetRawSocket