Corrected class name of Resin Container Adapter.

samples/contacts/war/WEB-INF/resin-web.xml

@@ -3,7 +3,7 @@
   -->
 <web-app>
       <authenticator>
-        <type>net.sf.acegisecurity.adapters.resin.ResinSpringAuthenticator</type>
+        <type>net.sf.acegisecurity.adapters.resin.ResinAcegiAuthenticator</type>
         <init>
           <app-context-location>WEB-INF/resin-acegisecurity.xml</app-context-location>
            <key>my_password</key>