- added ConditionalField to wrap a field and apply a condition to its presense - added NewDefaultValues metaclass to create new Packet classes from old ones   with new default default values - added GRE protocol from rfc2784. (need more work for rfc1701)
- added ConditionalField to wrap a field and apply a condition to its presense
- added NewDefaultValues metaclass to create new Packet classes from old ones
  with new default default values
- added GRE protocol from rfc2784. (need more work for rfc1701)

mytliulei/Scapy,mytliulei/Scapy