Update to 0.30. From the changelog:

- Use core module Digest::SHA instead of Digest::SHA1
- Tried to fix Win32 issue again
- Remove FindBin::libs
- Installs cleanly on 5.8 again
- Fixed the JSON outputter test on Win32 to use Path::Class
- Added JSON output support, courtesy of Tomas Zemres
- Some useful minor patched via Paul Cochrane
- Ran the whole thing through perltidy

(schmonz)