Refactoring namespaces

Author: ENikS

src/PerRequestLifetimeManager.cs

@@ -1,5 +1,5 @@
 using System;
-using Unity.Policy;
+using Unity.Lifetime;
 
 namespace Unity.AspNet.Mvc
 {

tests/MvcUnityDependencyResolverFixture.cs

@@ -1,12 +1,8 @@
-
-
+using Microsoft.VisualStudio.TestTools.UnitTesting;
 using System;
 using System.Linq;
 using System.Web.Mvc;
-
-using Microsoft.VisualStudio.TestTools.UnitTesting;
-
-using Unity.Exceptions;
+using Unity.Lifetime;
 
 namespace Unity.AspNet.Mvc.Tests
 {