check for all variants of timeouts in this example
this plugin does nothing when no options are passed
explain why this is not enabled
support dispatching on $mapped_response->request($request)
no longer rewrite xt/* to t/*_ - but "dzil test --release" still works as before
Test-LWP-UserAgent-0.015

          - can now create a mapping on a class name or an object where that
            class or object implements the 'request' method (from a suggestion
            by mst)