ladspa-vocoder-0.4-bp156.2.2

- Update to version 0.4:
  * Improved speed of ladspa plugin
- Updated vocoder-0.1.dif
- Updated URL and use SourceURL

- Run spec-cleaner
- Remove obsoleted autoreq/autoprov tags
- Patch carried from the original ladspa package:
  vocoder-0.1.dif

- Initial version 0.3: split from ladspa package