Default removedEntryCleanupTimeout() 1 second -> 1 minute

src/main/java/net/openhft/chronicle/map/ChronicleMapBuilder.java

@@ -181,9 +181,15 @@ public final class ChronicleMapBuilder<K, V> implements
 
     // replication
     private TimeProvider timeProvider = MicrosecondPrecisionSystemTimeProvider.instance();
+    /**
+     * Default timeout is 1 minute. Even loopback tests converge often in the course of seconds,
+     * let alone WAN replication over many nodes might take tens of seconds.
+     *
+     * TODO review
+     */
     long cleanupTimeout = 1;
+    TimeUnit cleanupTimeoutUnit = TimeUnit.MINUTES;
     private boolean cleanupRemovedEntries = true;
-    TimeUnit cleanupTimeoutUnit = TimeUnit.SECONDS;
 
     private BytesMarshallerFactory bytesMarshallerFactory;
     private ObjectSerializer objectSerializer;