New concepts in CTP5:
Conventions (default mapping rules):
http://blogs.msdn.com/b/efdesign/archive/2010/06/01/conventions-for-code-first.aspx
Mapping API changes:
http://blogs.msdn.com/b/adonet/archive/2010/12/10/code-first-mapping-changes-in-ctp5.aspx
http://blogs.msdn.com/b/adonet/archive/2010/12/14/ef-feature-ctp5-fluent-api-samples.aspx
Wiring DbContext and DbSets:
Annotations (model attributes):
http://blogs.msdn.com/b/adonet/archive/2010/12/15/ef-feature-ctp5-validation.aspx
