added README for Command pattern
added README in ChainOfResponsibilities
Added 'use'
Merge pull request #38 from kraksoft/master

Added 'use' in Builder pattern
README in Visitor
README in TemplateMethod
README Strategy
README in StaticFactory
README for Composite
README for DataMapper
README Decorator
README for Builder
README for DI
README Facade
README FactoryMethod
README FluentInterface
README iterator
README Mediator
README Multiton
README NullObject