code: function deburr(string) {
          string = toString(string);
          return string && string.replace(reLatin1, deburrLetter).replace(reComboMark, '');
        }
docs: Deburrs `string` by converting [latin-1 supplementary letters](https://en.wikipedia.org/wiki/Latin-1_Supplement_(Unicode_block)#Character_table)
  to basic latin letters and removing [combining diacritical marks](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks).
  
  @static
  @memberOf _
  @category String
  @param {string} [string=''] The string to deburr.
  @returns {string} Returns the deburred string.
  @example
  
  _.deburr('déjà vu');
  // => 'deja vu'