These came up on the GWT group from guys upgrading to 2.5 RC1/2: RequestFactory (Update from 2.4 to 2.5): https://groups.google.com/forum/#!msg/google-web-toolkit/kYrmJ3gQLRI/ZcjrSIZ_qWYJ TabLayoutPanel (Update from 2.3 to 2.5): https://groups.google.com/forum/#!msg/google-web-toolkit/E2-DcCWhz6U/57a52tcPIaAJ
-- J. -- http://groups.google.com/group/Google-Web-Toolkit-Contributors
