v4.1.20

Improvements

• HealthCheckServlet configurable object mapper and status indicator (#1871)

Dependency updates

• Bump amqp-client from 5.11.0 to 5.12.0 (#1852)
• Bump ehcache from 3.9.2 to 3.9.3 (#1878)
• Bump jetty9.version from 9.4.39.v20210325 to 9.4.40.v20210413 (#1875)
• Update dependency org.glassfish.jaxb:jaxb-runtime to v2.3.4 (release/4.1.x) (#1864)
• Bump jcstress-core from 0.8 to 0.9 (#1879)
• Bump mockito-core from 3.8.0 to 3.9.0 (#1847)
• Bump actions/cache from v2.1.4 to v2.1.5 (#1862)
• Bump actions/setup-java from v1 to v2 (#1845)