Latest version of org.specs2:specs2-gwt_2.11.0-RC4
https://javadoc.io/doc/org.specs2/specs2-gwt_2.11.0-RC4
Current version 2.3.11
https://javadoc.io/doc/org.specs2/specs2-gwt_2.11.0-RC4/2.3.11
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/org.specs2/specs2-gwt_2.11.0-RC4/2.3.11/package-list