added builder sample

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

@@ -0,0 +1,31 @@
+package com.iluwatar;
+
+import com.iluwatar.Hero.HeroBuilder;
+
+public class App 
+{
+    public static void main( String[] args )
+    {
+    	
+    	Hero mage = new HeroBuilder(Profession.MAGE, "Riobard")
+    		.withHairColor(HairColor.BLACK)
+    		.withWeapon(Weapon.DAGGER)
+    		.build();
+    	System.out.println(mage);
+
+		Hero warrior = new HeroBuilder(Profession.WARRIOR, "Amberjill")
+			.withHairColor(HairColor.BLOND)
+			.withHairType(HairType.LONG_CURLY)
+			.withArmor(Armor.CHAIN_MAIL)
+			.withWeapon(Weapon.SWORD)
+			.build();
+		System.out.println(warrior);
+
+		Hero thief = new HeroBuilder(Profession.THIEF, "Desmond")
+			.withHairType(HairType.BOLD)
+			.withWeapon(Weapon.BOW)
+			.build();
+		System.out.println(thief);
+	
+    }
+}