﻿Changes in the core interaces from NUnit 2.x

* The EventListener interface is now ITestListener
  * The RunStartedEvent takes a TestName as its first argument rather than a string
  
* The ITestFilter interface is eliminated - use TestListener abstract class instead

* OSPlatform and ParameterSet have been moved to nunit.framework.

* AssemblyInfo now returns an array

* TestAttribute can now take an ExpectedResult