Transaction-level Policies. Modify AuditableAspect and ContentHits example to make use of transaction policies so they only trigger once.

git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@2651 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/repo/policy/Policy.java

@@ -30,4 +30,15 @@ public interface Policy
      * derived policies
      */
     static String NAMESPACE = NamespaceService.ALFRESCO_URI;
+    
+    /**
+     * Argument Configuration
+     */
+    public enum Arg
+    {
+        KEY,
+        START_VALUE,
+        END_VALUE
+    }
+        
 }