Latest version of org.specs2:specs2-matcher-extra_2.10
https://javadoc.io/doc/org.specs2/specs2-matcher-extra_2.10
Current version 3.2-20150328050811-d146044
https://javadoc.io/doc/org.specs2/specs2-matcher-extra_2.10/3.2-20150328050811-d146044
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/org.specs2/specs2-matcher-extra_2.10/3.2-20150328050811-d146044/package-list