/// <summary>
/// Render a partial
/// </summary>
/// <param name="filename">Path and filename</param>
/// <param name="templateArguments">Variables used in the template. Should be specified as "name, value, name, value" where name is variable name and value is variable contents.</param>
/// <param name="partialArguments">Arguments passed from parent template</param>
/// <returns></returns>
/// <exception cref="InvalidOperationException"></exception>
/// <exception cref="TemplateException"></exception>
/// <exception cref="ArgumentException"></exception>
public string RenderPartial(string filename, TemplateArguments templateArguments, TemplateArguments partialArguments)
{
templateArguments.Update(partialArguments);
return Render(filename, templateArguments);
}
