added bridge sample

bridge/src/main/java/com/iluwatar/Mjollnir.java

@@ -0,0 +1,25 @@
+package com.iluwatar;
+
+public class Mjollnir extends FlyingMagicWeaponImp {
+
+	@Override
+	public void wieldImp() {
+		System.out.println("wielding Mjollnir");
+	}
+
+	@Override
+	public void swingImp() {
+		System.out.println("swinging Mjollnir");
+	}
+
+	@Override
+	public void unwieldImp() {
+		System.out.println("unwielding Mjollnir");
+	}
+
+	@Override
+	public void flyImp() {
+		System.out.println("Mjollnir hits the enemy in the air and returns back to the owner's hand");
+	}
+
+}