See KRAD 2.2 Requirement details, at https://wiki.kuali.org/display/KULRICE/Framework+Code+Improvements+-+Template%2C+and+CSS+refactoring%2C+Field-Component+Improvements%2C+Ajax+Improvements
This will cover the field refactorings
Post-2.0 impacting changes
This page tracks major impacting changes post 2.0 release. Things such as database or package name changes for example. This page will serve as a holding pen for information on those changes. 2.0 to 2.1....