devices: add support for offloads

Type: improvement

This patch adds support for:
  1) GSO
  2) checksum offload

Signed-off-by: Mohsin Kazmi <sykazmi@cisco.com>
Change-Id: Ib00629888c62da04d58db36ce021993769e736c9
diff --git a/src/vnet/devices/af_packet/FEATURE.yaml b/src/vnet/devices/af_packet/FEATURE.yaml
index 25d8b2b..4a11ea2 100644
--- a/src/vnet/devices/af_packet/FEATURE.yaml
+++ b/src/vnet/devices/af_packet/FEATURE.yaml
@@ -3,6 +3,7 @@
 maintainer: Damjan Marion <damarion@cisco.com>
 features:
   - L4 checksum offload
+  - GSO offload
 description: "Create a host interface that will attach to a linux AF_PACKET
               interface, one side of a veth pair. The veth pair must
               already exist. Once created, a new host interface will