The document is well detailed. The bug fixes list is helpful.
AND
- Adds a modified Developer tools license that allows WebObjects
applications developed with Xcode 2.2 to be deployed on any platform
- Adds better SQL Generation in the EOModeler Plug-in design tool in
Xcode
- Improved FetchSpecification building in the EOModeler Plugin design
tool in Xcode
- Adds a "components and elements" window for improved workflow in
WebObjects Builder
- Incompatibilities with Xcode 2.2 Developer tools on Mac OS X 10.4