First commit to restore hapi-fhir 6.3.6-SNAPSHOT changes. Add static code blocks to Application.java as well as all tests to System.setProperty("org.springframework.boot.logging.LoggingSystem", "none");

src/test/java/ca/uhn/fhir/jpa/starter/ExampleServerDstu2IT.java

@@ -23,6 +23,10 @@ import static org.junit.jupiter.api.Assertions.assertEquals;
   })
 public class ExampleServerDstu2IT {
 
+	static {
+		System.setProperty("org.springframework.boot.logging.LoggingSystem", "none");
+	}
+
 	private static final org.slf4j.Logger ourLog = org.slf4j.LoggerFactory.getLogger(ExampleServerDstu2IT.class);
 	private IGenericClient ourClient;
 	private FhirContext ourCtx;