openflow_input: add BSN extensions to OF 1.4
I left out the following extensions that are no longer used or have been
superceded by the standard:
- bsn_disable_split_horizon_check
- bsn_role_status
- bsn_global_vrf_allowed
diff --git a/openflow_input/bsn_gentable b/openflow_input/bsn_gentable
index 6ccaac5..556ae0b 100644
--- a/openflow_input/bsn_gentable
+++ b/openflow_input/bsn_gentable
@@ -29,6 +29,7 @@
// governing permissions and limitations under the EPL.
#version 4
+#version 5
// We have a number of switch agents that need to be configured by the
// controller and report stats. Some of them will have large tables (1000+