Merged V2.2 to HEAD

7534: Merged V2.1 to HEAD
      7398: XPath metadata extractor selector handles malformed and empty XML files
      7401: Fix AR-1879: JBPM Timer never fires
      7413: Contribution: Integrity checker ignores exceptions that would normally trigger transaction retries.
      7416: AR-1884.Unicode wildcard processing.
      7417: Added filtering of pseudo files when a partial wildcard search path is used, such as '*.csv'. AR-1889.
      7436: AR-1863: major version's can now be created via the web service API;
      7451: Fix for handling of UTF-8 application/x-www-form-urlencoded encoded form arguments as raised in support ticket 242
      7458: Fix for AR-1900
      7520: Fix to Template API where content was not retrievable from custom d:content properties on a node


git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@8413 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/repo/transaction/RetryingTransactionHelper.java

@@ -353,7 +353,7 @@ public class RetryingTransactionHelper
      * @param cause     the cause to examine
      * @return          Returns the original cause if it is a valid retry cause, otherwise <tt>null</tt>
      */
-    private Throwable extractRetryCause(Throwable cause)
+    public static Throwable extractRetryCause(Throwable cause)
     {
         Throwable retryCause = ExceptionStackUtil.getCause(cause, RETRY_EXCEPTIONS);
         if (retryCause == null)