Changes since DRUPAL-5--2-3:
- #354724 by alex_b: Test function_exists('imageapi_menu') breaks install profiles.
- #318430 by dman and drewish: Show a 'preview' image when editing imagecache presets, for easy testing.
- #382126 by ZeroIQ1024: Typo in install requirements.
- #366177 by drewish: imagecache_create_url() wonky with public file transfers.
- #355230 by drewish: Correctly pass background color (or transparency) to ImageAPI.