JIRA Issue #1368: http://issues.apache.org/jira/browse/XERCESJ-1368
JIRA Issue #1368:
http://issues.apache.org/jira/browse/XERCESJ-1368

Adding support for exception chaining to XNIException. In a JDK 1.4+ 
environment printStackTrace() will show the chained exceptions.

git-svn-id: 39602be06c88ea89c23a8a9fd3d1314146990de6@766580 13f79535-47bb-0310-9956-ffa450edef68

RackerWilliams/xercesj,RackerWilliams/xercesj,RackerWilliams/xercesj