Release Jollyday 0.16.0

🐞 Bugs

• Chronology of Romania is not julian for good friday #227

🔨 Dependency upgrades

• Bump maven-gpg-plugin from 3.0.1 to 3.1.0 #228
• Bump maven-surefire-plugin from 3.0.0 to 3.1.0 #229

❤️ Contributors

We'd like to thank all the contributors who worked on this release!

• @mfedkowicz