0.99.6
Announce 0.99.6

* Complete reporting refactoring
* Javadoc updates
* Introduce CachingProcessor, deprecate ProcessingCache

Francis Galiegue (21):
      Reporting refactor, part 1: make ProcessingReport an abstract class
      Reporting refactor, part 2: create another abstract method
      Reporting refactor, part 2b: code nitpicks
      Reporting refactor, part 3: remove .doLog() from ProcessingReport
      Reporting refactor, part 4: rename internal .log() to .dispatch()
      Reporting refactor, part 5: rewrite tests
      Reporting refactor, part 6: make ListProcessingReport final
      Make ProcessingReport implement MessageProvider -- temporarily
      Reporting rework continued: make ProcessingReport implement Iterable
      Put word in mouth: provide a default Iterable implementation
      ListProcessingReport: change .iterator() implementation
      ProcessingReport: add .mergeWith()
      ProcessingReport: make logLevel and exceptionThreshold final
      Reintroduce ProcessingReport interface
      ReportProvider: add two new methods, implement
      Update Javadoc, and create ConsoleProcessingReport
      Some more changes
      ProcessingReport: make it unimplement MessageProvider
      Add a small utility class
      Introduce new CachingProcessor class, deprecate ProcessingCache
      0.99.6