Merge pull request machine#271 from wallymathieu/patch-1

Updated documentation to reflect that ShouldBeOfType is now deprecated and ShouldBeOfExactType should be used. Thanks to NameOfTheDragon.

README.md

@@ -184,7 +184,7 @@ public class When_authenticating_a_user_fails_due_to_bad_credentials
 
     Because of = () => Exception = Catch.Exception(() => Subject.Authenticate("username", "password"));
 
-    It should_fail = () => Exception.ShouldBeOfType<AuthenticationFailedException>();
+    It should_fail = () => Exception.ShouldBeOfExactType<AuthenticationFailedException>();
     It should_have_a_specific_reason = () => Exception.Message.ShouldContain("credentials");
 
     static SecurityService Subject;