Fixed setDeliveryPersistent javadoc

Issue: SPR-3983
(cherry picked from commit 9cc86a3)

spring-jms/src/main/java/org/springframework/jms/core/JmsTemplate.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2012 the original author or authors.
+ * Copyright 2002-2013 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -350,8 +350,8 @@ public class JmsTemplate extends JmsDestinationAccessor implements JmsOperations
 	/**
 	 * Set whether message delivery should be persistent or non-persistent,
 	 * specified as boolean value ("true" or "false"). This will set the delivery
-	 * mode accordingly, to either "PERSISTENT" (1) or "NON_PERSISTENT" (2).
-	 * <p>Default it "true" aka delivery mode "PERSISTENT".
+	 * mode accordingly, to either "PERSISTENT" (2) or "NON_PERSISTENT" (1).
+	 * <p>Default is "true" a.k.a. delivery mode "PERSISTENT".
 	 * @see #setDeliveryMode(int)
 	 * @see javax.jms.DeliveryMode#PERSISTENT
 	 * @see javax.jms.DeliveryMode#NON_PERSISTENT
@@ -362,7 +362,7 @@ public class JmsTemplate extends JmsDestinationAccessor implements JmsOperations
 
 	/**
 	 * Set the delivery mode to use when sending a message.
-	 * Default is the Message default: "PERSISTENT".
+	 * Default is the JMS Message default: "PERSISTENT".
 	 * <p>Since a default value may be defined administratively,
 	 * this is only used when "isExplicitQosEnabled" equals "true".
 	 * @param deliveryMode the delivery mode to use