Changes for JIRA OPENJPA-103 issue.

The processing for default (system level) pre-* and post-* lifecycle methods was not getting kicked off properly.  I just had to add a case entry for these MetaDataTags in the switch statement.

git-svn-id: https://svn.apache.org/repos/asf/incubator/openjpa/trunk@497219 13f79535-47bb-0310-9956-ffa450edef68

openjpa-persistence/src/main/java/org/apache/openjpa/persistence/XMLPersistenceMetaDataParser.java

@@ -458,6 +458,15 @@ public class XMLPersistenceMetaDataParser
                 case ENTITY_LISTENERS:
                     ret = startEntityListeners(attrs);
                     break;
+                case PRE_PERSIST:
+                case POST_PERSIST:
+                case PRE_REMOVE:
+                case POST_REMOVE:
+                case PRE_UPDATE:
+                case POST_UPDATE:
+                case POST_LOAD:
+                    ret = startCallback((MetaDataTag) tag, attrs);
+                    break;
                 default:
                     warnUnsupportedTag(name);
             }