title: Release 5.0.0 NServiceBus fails to start
body: <p>I have an <code>NServiceBus.Host.exe.config</code> configuration as follows:
  I get this error:</p>
  
  <pre><code>2014-08-07 16:30:33.842 ERROR NServiceBus.GenericHost Exception when starting endpoint.
  System.Configuration.ConfigurationErrorsException: Faults forwarding requires an error queue to be specified. Please add a 'MessageForwardingInCaseOfFaultConfig' section to your app.config
   or configure a global one using the powershell command: Set-NServiceBusLocalMachineSettings -ErrorQueue {address of error queue}
     at NServiceBus.Faults.Forwarder.ForwarderFaultManager.Setup(FeatureConfigurationContext context) in d:\Development\Github\NServiceBus\src\NServiceBus.Core\Faults\Forwarder\ForwarderFaultManager.cs:line 54
     at NServiceBus.Features.FeatureActivator.ActivateFeature(FeatureState feature, List`1 featuresToActivate, FeatureConfigurationContext context) in d:\Development\Github\NServiceBus\src\NServiceBus.Core\Features\FeatureActivator.cs:line 186
     at NServiceBus.Features.FeatureActivator.SetupFeatures(FeatureConfigurationContext context) in d:\Development\Github\NServiceBus\src\NServiceBus.Core\Features\FeatureActivator.cs:line 115
     at NServiceBus.Configure.Initialize() in d:\Development\Github\NServiceBus\src\NServiceBus.Core\Configure.cs:line 197
     at NServiceBus.GenericHost.Start() in d:\Development\Github\NServiceBus\src\NServiceBus.Hosting.Windows\GenericHost.cs:line 58
  </code></pre>
  
  <p>The configuration file is as follows.</p>
  
  <pre><code>&lt;?xml version="1.0" encoding="utf-8"?&gt;
  &lt;configuration&gt;
    &lt;configSections&gt;
      &lt;section name="MessageForwardingInCaseOfFaultConfig" type="NServiceBus.Config.MessageForwardingInCaseOfFaultConfig,
  NServiceBus.Core" /&gt;
      &lt;section name="MsmqTransportConfig" type="NServiceBus.Config.MsmqTransportConfig, NServiceBus.Core"/&gt;
    &lt;/configSections&gt;
  
    &lt;MessageForwardingInCaseOfFaultConfig ErrorQueue="error"/&gt;
    &lt;MsmqTransportConfig NumberOfWorkerThreads="1" MaxRetries="5"/&gt;
  &lt;/configuration&gt;
  </code></pre>
  
  <p>Endpoint configuration looks like this:</p>
  
  <pre><code>  class EndpointConfig : IConfigureThisEndpoint, INeedInitialization
    {
      public void Customize(ConfigurationBuilder builder)
      {
        builder.Conventions(c =&gt; c
            .DefiningMessagesAs(t =&gt; t.Namespace != null &amp;&amp; t.Namespace.EndsWith("RequestResponse")));
      }
  
      public void Init(Configure config)
      {
      }
    }
  </code></pre>