def prepare_context(env)
      context = Roger::Template::TemplateContext.new(self, env)

      # Extend context with all helpers
      self.class.helpers.each do |mod|
        context.extend(mod)
      end

      context
    end
def prepare_context(env)
      context = Roger::Template::TemplateContext.new(self, env)

      # Extend context with all helpers
      self.class.helpers.each do |mod|
        context.extend(mod)
      end

      context
    end
Will set up a new  template context for this renderer