attempt to connect to a node which is found suitable to be in RT
perform check only on non-routing messages
fixing firewall prune function
fixes windows compile error
commenting out unnecessary code
Merge pull request #55 from mmoadeli/MAID-462

Maid 462
Merge remote-tracking branch 'upstream/next' into MAID-458

Conflicts:
	src/maidsafe/routing/message_handler.cc
	src/maidsafe/routing/routing_table.cc