Hello world

Signed-off-by: Joachim Nilsson <troglobit@gmail.com>
Initial import of IGMP v2 code from Scapy issue #31

Signed-off-by: Joachim Nilsson <troglobit@gmail.com>
Merge IGMPv2 and IGMPv3 code into one IGMP class.

Signed-off-by: Joachim Nilsson <troglobit@gmail.com>
Example code for sending IGMP v2 join and v3 membership report.

Signed-off-by: Joachim Nilsson <troglobit@gmail.com>