group_test
-----------
A program showing and testing various features of TIPC group
communication:

- Unicast (I.e., when using a socket address) within a group
- Anycast (I.e., when using a service address) within a group
- Multicast( Also using a service address) within a group
- Broadcast(i.e., when using no address) within a group

- One-to-many flow control
- Many-to-one flow control
- Message sequence guarantee within and between the different transmission
  modes

-Member addition/removal events via the member sockets.
