change the default reuse_addres to not being set automatically to true on both tcp and http transports

Author: kimchy

modules/elasticsearch/src/main/java/org/elasticsearch/http/netty/NettyHttpServerTransport.java

@@ -103,7 +103,7 @@ public class NettyHttpServerTransport extends AbstractLifecycleComponent<HttpSer
         this.publishHost = componentSettings.get("publish_host");
         this.tcpNoDelay = componentSettings.getAsBoolean("tcp_no_delay", true);
         this.tcpKeepAlive = componentSettings.getAsBoolean("tcp_keep_alive", null);
-        this.reuseAddress = componentSettings.getAsBoolean("reuse_address", true);
+        this.reuseAddress = componentSettings.getAsBoolean("reuse_address", null);
         this.tcpSendBufferSize = componentSettings.getAsSize("tcp_send_buffer_size", null);
         this.tcpReceiveBufferSize = componentSettings.getAsSize("tcp_receive_buffer_size", null);
 

modules/elasticsearch/src/main/java/org/elasticsearch/transport/netty/NettyTransport.java

@@ -142,7 +142,7 @@ public NettyTransport(ThreadPool threadPool) {
         this.connectRetries = componentSettings.getAsInt("connect_retries", 2);
         this.tcpNoDelay = componentSettings.getAsBoolean("tcp_no_delay", true);
         this.tcpKeepAlive = componentSettings.getAsBoolean("tcp_keep_alive", null);
-        this.reuseAddress = componentSettings.getAsBoolean("reuse_address", true);
+        this.reuseAddress = componentSettings.getAsBoolean("reuse_address", null);
         this.tcpSendBufferSize = componentSettings.getAsSize("tcp_send_buffer_size", null);
         this.tcpReceiveBufferSize = componentSettings.getAsSize("tcp_receive_buffer_size", null);
     }