Set close-on-fork to TAP interface FD so that its not inherited by forked
processes like virsh etc.
Merge pull request #106 from praveenkv/master

Set close-on-fork to TAP interface FD
Fix path of config files in test
Merge pull request #107 from praveenkv/master

Fix path of config files in test
Fix notification of l2 multicast route
By default keep v4 forwarding flag as false in multicast and let it get set via VN change calls
Merge remote branch 'upstream/master'