QPID-5216
  - Fixed a number of issues found during a three-node test
  - Reduced the amount of log output at the DEBUG level
  - Added configuration files for the three-node test (linear A-B-C topology)


git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk@1530631 13f79535-47bb-0310-9956-ffa450edef68