2.4.0

• New YAML based JUBE input format. The existing XML format still stays available. Both
  formats cover the same amount of features. If you plan to use YAML based JUBE input files, you have to
  add the pyyaml-module to your Python module library.
• New <do> attribute: error_file="...". In contrast to the existing done_file this file handle can be used to mark
  a broken asynchronous execution (the job templates in the platform folder were updated accordingly)
• The analyse step is now automatically called when a result is shown and if it was not executed before (instead of showing an error message).
• New option --workpackage for remove command line sub command. Allows to remove an individual
  workpackage from a benchmark.
• New table output format: aligned