Added NUnit

NzbDrone.Core.Test/Framework/TestBaseNunit.cs

@@ -0,0 +1,23 @@
+using NUnit;
+using NUnit.Framework;
+
+namespace NzbDrone.Core.Test.Framework
+{
+    public class TestBaseNunit
+    // ReSharper disable InconsistentNaming
+    {
+
+        [SetUp]
+        public void Setup()
+        {
+            ExceptionVerification.Reset();
+        }
+
+        [TearDown]
+        public void TearDown()
+        {
+            ExceptionVerification.AssertNoError();
+        }
+
+    }
+}