refactored out re-entrant code in client

src/main/java/JobServ/JobServServer.java

@@ -69,8 +69,6 @@ public class JobServServer {
         Runtime.getRuntime().addShutdownHook(new Thread() {
                 @Override
                 public void run() {
-                    // JVM shutdown might break logger functionality
-                    // so investigate this....
                     logger.info("Shutting down server");
                     JobServServer.this.stop();
                 }