No Need declare App class as a utility class (iluwatar#827)

Author: hoangnam2261

module/src/main/java/com/iluwatar/module/App.java

@@ -31,7 +31,7 @@
  * Console Logger
  * 
  */
-public final class App {
+public class App {
 
   public static FileLoggerModule fileLoggerModule;
   public static ConsoleLoggerModule consoleLoggerModule;
@@ -87,6 +87,4 @@ public static void main(final String... args) throws FileNotFoundException {
     execute(args);
     unprepare();
   }
-
-  private App() {}
 }