Updated to support the latest versions of Specs2, Spring and Scala.

-Changed spring.Specification to extend new specs2.mutable.SpecificationLike trait
instead of Specification abstract class.

-Updated Specs2 version to 2.0

-Updated Spring to version 3.2.3-RELEASE

-Updated Scala to 2.10.2
Renamed Specification to SpecificationLike in line with recent Specs2 changes
2.0.0 snapshot
Merge pull request #30 from janm399/v2.0.0

V2.0.0