Formatted all files to the same standard

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

@@ -1,16 +1,16 @@
 package com.iluwatar;
 
 /**
- *
+ * 
  * Facade (DwarvenGoldmineFacade) provides simpler interface to subsystem.
- *
+ * 
  */
 public class App {
 
-    public static void main(String[] args) {
-        DwarvenGoldmineFacade facade = new DwarvenGoldmineFacade();
-        facade.startNewDay();
-        facade.digOutGold();
-        facade.endDay();
-    }
+	public static void main(String[] args) {
+		DwarvenGoldmineFacade facade = new DwarvenGoldmineFacade();
+		facade.startNewDay();
+		facade.digOutGold();
+		facade.endDay();
+	}
 }