[x] Check that the issues and pull requests in the ETS issue tracker are properly written and associated to the correct milestone. Make sure issues are closed in the ETS issue tracker.
Do the release. Process involves creating a revision based on the pom.xml version, updating the GitHub page, tag, and updating the revision on the pom for the next release.
https://github.com/opengeospatial/ets-wms13/milestone/17