Resurrecting some commented out test and removing the sleep from the close on StatelessClient

src/test/java/net/openhft/chronicle/map/TCPSocketReplication3VoidValueTest.java

@@ -20,7 +20,6 @@ package net.openhft.chronicle.map;
 
 import org.junit.After;
 import org.junit.Before;
-import org.junit.Ignore;
 import org.junit.Test;
 
 import java.io.Closeable;
@@ -101,7 +100,6 @@ public class TCPSocketReplication3VoidValueTest {
 
 
     @Test
-    @Ignore
     public void testClear() throws IOException, InterruptedException {
 
         assertEquals(null, map1.put(1, null));