arquillian/arquillian-testrunner-spock — pull request #7 by kpiwko (2013-06-04 12:59:36+00:00)
Title: ARQ-1143 Updated to Groovy 2.1.4

Now, with Groovy 2.1.4, it works fine.

Bartosz, if you are really interested in supporting both Groovy 1.x and Groovy 2.x, let me know, I could modify the PR.