NancyFx/Nancy — pull request #1011 by lukesmith (2013-02-24 14:42:11+00:00)
Title: Adds WriteAttributeTo method for razor helpers

The following was throwing an exception that WriteAttributeTo did not exist

```csharp
@helper test(string className)
{

}
```

The `WriteAttributeTo` method was missing from the `NancyRazorViewBase`

Fixes #1010