Releasing a version

Steps to release a new version

1. (Optionally) set the release version in the pom file, it should end with SNAPSHOT
2. Update the version in the documentation files
3. Go to Travis and select More options > Trigger build on master
4. Add the following environment variable to the Custom Config screen

   env:
     - RELEASE=true
   

5. Create a new release on GitHub from the tag Maven just created
6. Sync the release from Bintray to Maven Central
7. The above should cause the release to be synced to Maven Central automatically