Wes Hackett, Matt Smith, Martin Hatch, Glyn Clough and a few others have been working on some Visual Studio 2010 extensions to help SharePoint development. These also build on the superb new extensibility options specifically in the SharePoint tools in Visual Studio 2010. These extensions include:
XCopy deployment options
Item templates for custom actions and delegate controls
Server Explorer extensions for Web Part Gallery and for importing Content Type into the VS project
Read more about them here.