Turns a string into a url-friendly slug

SlugExtension.cs

    /// <summary>
    /// Represents a string as a url-friendly string
    /// </summary>
    static class SlugExtension
    {
        static public string ToSlug(this string unslugged)
        {
            var result = new Regex(@"[~`!@#\$%\^&\*\(\)_\+=\.><,\[\]{}]").Replace(unslugged, "");
            result = new Regex(@"[\s]+").Replace(result, "-");
            return result.ToLower();
        }
    }