Changed package naming across all examples.

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

@@ -1,4 +1,4 @@
-package com.iluwatar;
+package com.iluwatar.singleton;
 
 /**
  *

singleton/src/main/java/com/iluwatar/singleton/EnumIvoryTower.java

@@ -1,4 +1,4 @@
-package com.iluwatar;
+package com.iluwatar.singleton;
 
 /**
  *

singleton/src/main/java/com/iluwatar/singleton/InitializingOnDemandHolderIdiom.java

@@ -1,4 +1,4 @@
-package com.iluwatar;
+package com.iluwatar.singleton;
 
 import java.io.Serializable;
 

singleton/src/main/java/com/iluwatar/singleton/IvoryTower.java

@@ -1,4 +1,4 @@
-package com.iluwatar;
+package com.iluwatar.singleton;
 
 /**
  * 

singleton/src/main/java/com/iluwatar/singleton/ThreadSafeDoubleCheckLocking.java

@@ -1,4 +1,4 @@
-package com.iluwatar;
+package com.iluwatar.singleton;
 
 /**
  * Double check locking

singleton/src/main/java/com/iluwatar/singleton/ThreadSafeLazyLoadedIvoryTower.java

@@ -1,4 +1,4 @@
-package com.iluwatar;
+package com.iluwatar.singleton;
 
 /**
  *