Change log for PBS::Client

0.11
    - FIX error in using IPC::Open3
      (thanks to Demian Riccardi)

0.10
    - FIX error message catching of "qsub".
      (thanks to Sander Hulst)
    - FIX avoid using deprecated Perl syntax.

0.09
    - Catch error message of "qsub".
      (thanks to Sander Hulst)
    - Support "prologue" and "epilogue"
      (thanks to Sander Hulst)

0.08
    - Add license session
    - Remove dependency of Class::MethodMaker. Use Data::Dumper to copy objects
    - Better organized test suite. Add test cases
    - Reduce the OS dependency of the test suite
    - Improve documentation

0.07
    - Add option set shell path (shell)
    - Add option to set environment variables (vars)
    - Add mail list option (maillist)
    - Add mail option (mailopt)
    - "run" script: support declaring PBS server

0.06 (unreleased version)

0.05
    - Fix a bug in the testsuite
    - Add checking for availibility of File::Temp in Makefile.PL
    - Update README

0.04
    - Improve documentation
    - Improve output format of job tracer
    - Use temp file to store the temporary script to avoid possible conflict of
      filename

0.03
    - Improve documentation
    - Improve the config file parser in the "run" utility
    - Support string and hash representation of the "stagein" and 
      "stageout" options
    - Add begin time option (experimental)
    - Add job tracing options (experimental)

0.02
    Improve documentation

0.01
    Initial public release