Merge pull request #557 from arthurportas/3.0.x

BATCH-2519: Fix TYPO

src/site/docbook/reference/common-patterns.xml

@@ -89,7 +89,7 @@
 
     public void write(T item) throws Exception {
         if (isPoisonPill(item)) {
-            throw new PoisonPillException("Posion pill detected: " + item);
+            throw new PoisonPillException("Poison pill detected: " + item);
        }
     }
 

src/site/docbook/reference/step.xml

@@ -916,7 +916,7 @@ itemWriter.write(items);</programlisting>
 
         <para><classname>ItemReadListener</classname>,
         <classname>ItemProcessListener</classname>, and
-        <classname>ItemWriteListner</classname> all provide mechanisms for
+        <classname>ItemWriteListener</classname> all provide mechanisms for
         being notified of errors, but none will inform you that a record has
         actually been skipped. <methodname>onWriteError</methodname>, for
         example, will be called even if an item is retried and successful. For