Required changes to support OF1.4, 1.5.

- OVS with OF1.4 passed `stc smoke` test
- OVS with OF1.5 still has issue
  As of OVS 2.5.0, OF1.5 mode responds with ill-formed of_meter_features_stats_reply
  org.projectfloodlight.openflow.exceptions.OFParseError: Wrong length: Expected=40(40), got=32
    at org.projectfloodlight.openflow.protocol.ver15.OFMeterFeaturesStatsReplyVer15$Reader.readFrom(OFMeterFeaturesStatsReplyVer15.java:281)

Change-Id: Ib78b9d92ecfb4bb667e24c4ee95bcd09aec160a6
diff --git a/providers/openflow/device/src/main/java/org/onosproject/provider/of/device/impl/OpenFlowDeviceProvider.java b/providers/openflow/device/src/main/java/org/onosproject/provider/of/device/impl/OpenFlowDeviceProvider.java
index 5e0fae4..2b003d1 100644
--- a/providers/openflow/device/src/main/java/org/onosproject/provider/of/device/impl/OpenFlowDeviceProvider.java
+++ b/providers/openflow/device/src/main/java/org/onosproject/provider/of/device/impl/OpenFlowDeviceProvider.java
@@ -327,6 +327,8 @@
                 sw.sendMsg(fact.buildFeaturesRequest().setXid(0).build());
                 break;
             case OF_13:
+            case OF_14:
+            case OF_15:
                 sw.sendMsg(fact.buildPortDescStatsRequest().setXid(0).build());
                 break;
             default:
@@ -977,11 +979,13 @@
             if (status.getReason() != OFPortReason.DELETE) {
                 return buildPortDescription(port);
             } else {
-                PortNumber portNo = PortNumber.portNumber(port.getPortNo().getPortNumber());
-                Port.Type type = port.getCurr().contains(OFPortFeatures.PF_FIBER) ? FIBER : COPPER;
-                SparseAnnotations annotations = makePortAnnotation(port.getName(), port.getHwAddr().toString()).build();
-                return new DefaultPortDescription(portNo, false, true, type,
-                                                  portSpeed(port), annotations);
+                PortDescription desc = buildPortDescription(port);
+                if (desc.isEnabled()) {
+                    return DefaultPortDescription.builder(desc)
+                            .isEnabled(false)
+                            .build();
+                }
+                return desc;
             }
         }