HHH-5022 Small documentation improvements

git-svn-id: https://svn.jboss.org/repos/hibernate/core/trunk@19024 1b8cb986-b30d-0410-93ca-fae66ebed9b2

documentation/manual/src/main/docbook/en-US/content/persistent_classes.xml

@@ -427,7 +427,6 @@ public class DomesticCat extends Cat {
 
         <programlisting role="JAVA"><![CDATA[Session s = openSession();
 Transaction tx = s.beginTransaction();
-Session s = openSession();
 
 // Create a customer
 Map david = new HashMap();

documentation/manual/src/main/docbook/en-US/content/query_hql.xml

@@ -1147,7 +1147,7 @@ order by count(msg)]]></programlisting>
         </para>
 
         <programlisting><![CDATA[select usr.id, usr.name
-from User usr.name
+from User usr
     join usr.messages msg
 group by usr.id, usr.name
 having count(msg) >= 1]]></programlisting>