I’ve updated the list of 3.4 changes:
- New: Localizing commas, as a tag separator
- New: Fields that should always be LTR
- New: Spellchecker language is now translatable
- Changed: How precisely coreCore Core is the set of software required to run WordPress. The Core Development Team builds WordPress. detects that a language is RTL (it now uses a translated stringString A string is a translatable part of the software. A translation consists of a multitude of localized strings.)