Removed all warnings except from test code (still to go);

and properly removed *Properties classes in previous commit.

Author: Steve Powell

src/com/rabbitmq/client/AlreadyClosedException.java

@@ -22,6 +22,9 @@
  * which was already closed
  */
 public class AlreadyClosedException extends ShutdownSignalException {
+    /** Default for suppressing warnings without version check. */
+    private static final long serialVersionUID = 1L;
+
     public AlreadyClosedException(String s, Object ref)
     {
         super(true, true, s, ref);

src/com/rabbitmq/client/ConsumerCancelledException.java

@@ -21,6 +21,9 @@
 public class ConsumerCancelledException extends RuntimeException implements
         SensibleClone<ConsumerCancelledException> {
 
+    /** Default for non-checking. */
+    private static final long serialVersionUID = 1L;
+
     @Override
     public ConsumerCancelledException sensibleClone() {
         try {

src/com/rabbitmq/client/FileProperties.java

@@ -23,6 +23,9 @@
  */
 public class PossibleAuthenticationFailureException extends IOException
 {
+    /** Default for non-checking. */
+    private static final long serialVersionUID = 1L;
+
     public PossibleAuthenticationFailureException(Throwable cause)
     {
         super("Possibly caused by authentication failure");

src/com/rabbitmq/client/PossibleAuthenticationFailureException.java

@@ -18,7 +18,6 @@
 
 import com.rabbitmq.client.impl.Version;
 
-import java.io.IOException;
 import java.net.ProtocolException;
 
 /**
@@ -27,6 +26,8 @@
  */
 public class ProtocolVersionMismatchException extends ProtocolException
 {
+    /** Default serialVersionUID for serializability without version checking. */
+    private static final long serialVersionUID = 1L;
     private Version clientVersion;
     private Version serverVersion;
 

src/com/rabbitmq/client/ProtocolVersionMismatchException.java

@@ -27,6 +27,9 @@
  */
 
 public class ShutdownSignalException extends RuntimeException implements SensibleClone<ShutdownSignalException> {
+    /** Default for non-checking. */
+    private static final long serialVersionUID = 1L;
+
     /** True if the connection is shut down, or false if this signal refers to a channel */
     private final boolean _hardError;
 

src/com/rabbitmq/client/ShutdownSignalException.java

@@ -17,7 +17,6 @@
 package com.rabbitmq.client.impl;
 
 import java.io.ByteArrayOutputStream;
-import java.io.DataInputStream;
 import java.io.DataOutputStream;
 import java.io.IOException;
 import java.util.ArrayList;