- release branch is only master (to avoid different releases)

- added tests with empty payload file

- using $filesize instead multiple '-s _' calls

- added tests for chomp_portable()

- extracted normalize_payload_filepath() from Archive::BagIt::Role::Manifest to Archive::BagIt::Role::Portability
- extracted check_if_payload_filepath_violates() from Archive::BagIt::Role::Manifest to Archive::BagIt::Role::Portability

- more descriptive output in _file_find() if non portable pathnames detected

- refactoring, files will be sorted while reading

- make_bag() knows about option 'force_utf8'

- bugfix, parallel
- bugfix, fixed portability warning
- reenabled usage of __file_find() for _build_payload_files() and _build_non_payload_files(), because File::Find doe not work very well with UTF-8 filenames

- add __file_find()
- added hints about non portable filenames
- added fix if stat() is not processed

- add tests to handle utf8-filenames

- renamed delete_baginfo_value() to delete_baginfo_by_key()
  - renamed append_baginfo_value() to append_baginfo_by_key()
  - renamed add_or_replace_baginfo_value() to add_or_replace_baginfo_by_key()
- fixed POD