func stripTags(str string) (string, []string) {
	tags := re.FindAllString(str, -1)
	for i, w := range tags {
		w = strings.TrimSpace(w)
		tags[i] = w[1 : len(w)-1]
	}
	var reals []string
	for _, p := range re.Split(str, -1) {
		if p == "" {
			continue
		}
		reals = append(reals, p)
	}
	return strings.Join(reals, " "), tags
}
func stripTags(str string) (string, []string) {
	tags := re.FindAllString(str, -1)
	for i, w := range tags {
		w = strings.TrimSpace(w)
		tags[i] = w[1 : len(w)-1]
	}
	var reals []string
	for _, p := range re.Split(str, -1) {
		if p == "" {
			continue
		}
		reals = append(reals, p)
	}
	return strings.Join(reals, " "), tags
}
// Converts "[k8s.io] hello world [foo]" into "hello world", []string{"k8s.io", "foo"}