Reducing log level for peer update in IntentStore map

Change-Id: I0cc93784e2ca7dbb8c743840b6427f49a715b554

@@ -353,6 +353,9 @@ public class EventuallyConsistentMapImpl<K, V>
             if (value.isPresent() && existing != null && existing.isAlive()) {
                 valueMatches = Objects.equals(value.get(), existing.get());
             }
+            if (existing == null) {
+                log.debug("ECMap Remove: Existing value for key {} is already null", k);
+            }
             updated.set(valueMatches && (existing == null || tombstone.isNewerThan(existing)));
             if (updated.get()) {
                 previousValue.set(existing);

@@ -194,8 +194,8 @@ public class GossipIntentStore
         NodeId master = partitionService.getLeader(key);
         NodeId origin = (data != null) ? data.origin() : null;
         if (master == null || origin == null) {
-            log.warn("Intent {} has no home; master = {}, origin = {}",
-                     key, master, origin);
+            log.debug("Intent {} missing master and/or origin; master = {}, origin = {}",
+                      key, master, origin);
         }
 
         NodeId me = clusterService.getLocalNode().id();
@@ -208,7 +208,7 @@ public class GossipIntentStore
         } else if (isOrigin) {
             return master != null ? ImmutableList.of(master) : getRandomNode();
         } else {
-            log.warn("Not master or origin for intent {}", key);
+            log.warn("No master or origin for intent {}", key);
             return master != null ? ImmutableList.of(master) : getRandomNode();
         }
     }