Removed unused MessageSource from contacts app-context file.

samples/contacts/src/main/resources/applicationContext-common-authorization.xml

@@ -14,15 +14,6 @@
   - $Id$
   -->
 
-
-  <bean id="messageSource" class="org.springframework.context.support.ResourceBundleMessageSource">
-    <property name="basenames">
-      <list>
-        <value>classpath:/org/acegisecurity/messages</value>
-      </list>
-    </property>
-  </bean>
-
   <!-- ~~~~~~~~~~~~~~~~~~ "BEFORE INVOCATION" AUTHORIZATION DEFINITIONS ~~~~~~~~~~~~~~~~ -->
 
   <!-- ACL permission masks used by this application -->