code: func (c *Config) Section(name string) *Section {
  	for i := len(c.Sections) - 1; i >= 0; i-- {
  		s := c.Sections[i]
  		if s.IsName(name) {
  			return s
  		}
  	}
  
  	s := &Section{Name: name}
  	c.Sections = append(c.Sections, s)
  	return s
  }
docs: // Section returns a existing section with the given name or creates a new one.