code: func (e *Engine) ExecuteRaw(src string, wr io.Writer, binding interface{}) (err error) {
  	parsed := blackfriday.MarkdownCommon([]byte(src))
  	if e.Config.Sanitize {
  		parsed = bluemonday.UGCPolicy().SanitizeBytes(parsed)
  	}
  	_, err = wr.Write(parsed)
  	return
  }
docs: // ExecuteRaw receives, parse and executes raw source template contents
  // it's super-simple function without options and funcs, it's not used widely
  // implements the EngineRawExecutor interface