* Add support for Specs2 tests using the trait Specs2RouteTest in the same form as ScalatestRouteTest
* Added copyright notices in Specs2Utils and Specs2RouteTestSpec
* Updated testkit.md doc to include note about Specs2 support, and linked to the
appropriate test (thanks jonas!)
* Updated dependencies - moved specs2 to the Test section and added license info
Added example use of Testkit with Specs2.