openflow_input: add standard OXMs for 1.3 and 1.4

The pbb_isid OXM will require more work because it uses a 3 byte value.
diff --git a/java_gen/pre-written/src/main/java/org/projectfloodlight/openflow/protocol/match/MatchFields.java b/java_gen/pre-written/src/main/java/org/projectfloodlight/openflow/protocol/match/MatchFields.java
index 77494cb..43717d8 100644
--- a/java_gen/pre-written/src/main/java/org/projectfloodlight/openflow/protocol/match/MatchFields.java
+++ b/java_gen/pre-written/src/main/java/org/projectfloodlight/openflow/protocol/match/MatchFields.java
@@ -40,6 +40,8 @@
     MPLS_TC,
     MPLS_BOS,
     TUNNEL_ID,
+    IPV6_EXTHDR,
+    PBB_UCA,
     BSN_IN_PORTS_128,
     BSN_LAG_ID,
     BSN_VRF,