// RenderPages renders pages each corresponding to a markdown file
func (s *Site) RenderPages() error {

        for _, page := range s.Pages {
                jww.FEEDBACK.Println("beginning of renderpages ", page.FullFilePath())
        }

        results := make(chan error)
        pages := make(chan *Page)

        procs := getGoMaxProcs()

        wg := &sync.WaitGroup{}

        for i := 0; i < procs*1; i++ {
                wg.Add(1)
                go pageRenderer(s, pages, results, wg)
        }

        errs := make(chan error)

        go errorCollator(results, errs)

        for _, page := range s.Pages {
                jww.FEEDBACK.Println("sending ", page.FullFilePath())

                pages <- page
        }

        close(pages)

        wg.Wait()

        close(results)

        err := <-errs
        if err != nil {
                return fmt.Errorf("Error(s) rendering pages: %s", err)
        }
        return nil
}