Fixed server not shutting down when using shutdown admin command; Added ShutdownService

src/utilities/ThreadUtilities.java

@@ -0,0 +1,13 @@
+package utilities;
+
+import java.util.concurrent.ThreadFactory;
+
+import org.python.google.common.util.concurrent.ThreadFactoryBuilder;
+
+public class ThreadUtilities {
+	
+	public static ThreadFactory newThreadFactory(String pattern) {
+		return new ThreadFactoryBuilder().setNameFormat(pattern).build();
+	}
+	
+}