SilverStripe 2.2.1-rc1 has been released, the first release candidate of
2.2.1 focusing on bug fixes.

Download:
http://silverstripe.com/assets/rc/silverstripe-v2.2.1-rc1.tar.gz

ChangeLog:

New Features
- Translations
- Added Italian translation
- Added Russian translation
- Added Slovak translation
- Added Turkish translation
- Added Bulgarian translation
- Added Czech translation
- Added Hungarian translation
- Added Portuguese (Brazil) translation
- Added Swedish translation
- Added support for sapphire to Portuguese (Portugal) translation
Developer Tools
- Added augmentDefaultRecords(), so DataObjectDecorators can extend
requireDefaultRecords
Bug fixes
- Sapphire
- Hardcoded array of encryption algorithims in
Security::get_encryption_algorithms(), as a bug in MySQL causes
corruption in dumps with enums with commas
- Fixed bug with google sitemap on translated sites
- Removed title from SecurityID fields, as some forms show labels
on HiddenFields
- Fixed Object::uninherited() for PHP 5.1.2
- Added empty array to member so that roles can add their own
has_one relations
- CMS
- Added SecurityAdmin_rightbottom.ss
- Javascript
- Upgraded TinyMCE to 2.1.3