Changes from Ant 1.9.15 TO Ant 1.9.16
=====================================

Other changes:
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 * Upgraded AntUnit to 1.4.1.

Fixed bugs:
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 * Fixes a bug where the ant-testutil-sources.jar that gets published to Maven
   central repository didn't contain any source files.
   Bugzilla Report 65110

 * fixed potential OutOfMemory errors when reading broken archives
   using the tar or zip formats or formats derived from zip.