Version 2.1.3 of OpenDDS.

- Various fixes for memory management issue on transport framework.

- Fixed duplicate message issue caused by a lost link.

- Memory leak fixes.

- Fixed deadlocks on reliable multicast transport during association 
  and shutdown periods.

- Improved reliable multicast transport and reduced nak overflow.

- Extended the capabilities of the OpenDDS-Bench performance test
  framework.  This consists mostly of expanded pre-configured tests as
  well as additional execution and plotting scripts.  The user guide at
  performance-tests/Bench/doc/user_guide.html contains the details.

- Masked interrupts in threads created by OpenDDS to avoid failures 
  while in system calls.
  Example: ERROR: ACE::handle_write_ready return -1 while waiting
                  to unclog. handle_write_ready: Interrupted system call

- Added support to set the TTL for multicast transports.

Release Notes from previous versions are in the DDS_ROOT/NEWS file included with OpenDDS.