ONOS-4137 Adding a "ready" check-mark glyph to the node instances.

Introduced a new INSTANCE_READY type of ClusterEvent.

Change-Id: I7f77ebae56cb18c196cd3ec7f2735faa4ca363db
diff --git a/web/gui/src/main/java/org/onosproject/ui/impl/TopologyViewMessageHandlerBase.java b/web/gui/src/main/java/org/onosproject/ui/impl/TopologyViewMessageHandlerBase.java
index e1b4bea..29c4992 100644
--- a/web/gui/src/main/java/org/onosproject/ui/impl/TopologyViewMessageHandlerBase.java
+++ b/web/gui/src/main/java/org/onosproject/ui/impl/TopologyViewMessageHandlerBase.java
@@ -230,6 +230,7 @@
                 .put("id", node.id().toString())
                 .put("ip", node.ip().toString())
                 .put("online", clusterService.getState(node.id()).isActive())
+                .put("ready", clusterService.getState(node.id()).isReady())
                 .put("uiAttached", node.equals(clusterService.getLocalNode()))
                 .put("switches", switchCount);