Enterprise Library 3.1 Released...
A few updates to EntLib for the May 2007 releaes. Just released in April, the P&P team updates (bug fixes & more functionality) the distrubution, now on CodePlex
http://codeplex.com/entlib
Tom Hollander posts the changes in the 3.1 release:
http://blogs.msdn.com/tomholl/archive/2007/05/21/enterprise-library-3-1-is-coming.aspx