function reverse(subject) {
    var subjectString = coerceToString(subject);
    return subjectString
      .split('')
      .reverse()
      .join('');
  }
Reverses the `subject`.

@function reverse
@static
@since 1.0.0
@memberOf Manipulate
@param {string} [subject=''] The string to reverse.
@return {string} Returns the reversed string.
@example
v.reverse('winter');
// => 'retniw'