Fixed spacing issue on TestPalindromeAlgorithms class.
Cleaned up unit tests for TestPalindromeAlgorithms.
Added a new flyweight pattern example and supporting unit test.
Added sample classes and unit tests for the Iterator and Template design
patterns.
Added Chain of Responsibility example.
Added classes and unit tests for Chain of Responsibility example.
Added Strategy pattern example.
Added classes and unit tests to demonstrate the Composite pattern.