trigger device query after mastership reelection

Change-Id: Ibf8b32ed1de2a904289731596a28bd5524d6ea25

Conflicts:
	core/net/src/main/java/org/onlab/onos/net/device/impl/DeviceManager.java
diff --git a/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/OFChannelHandler.java b/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/OFChannelHandler.java
index 009cd3f..d15d9f1 100644
--- a/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/OFChannelHandler.java
+++ b/openflow/ctl/src/main/java/org/onlab/onos/openflow/controller/impl/OFChannelHandler.java
@@ -608,6 +608,12 @@
                 h.dispatchMessage(m);
             }
 
+            @Override
+            void processOFFeaturesReply(OFChannelHandler h, OFFeaturesReply  m) {
+                // TODO verify this leads to right behavior.
+                h.dispatchMessage(m);
+            }
+
         };
 
         private final boolean handshakeComplete;