Remove references to _.

kebabCase.js

@@ -5,20 +5,19 @@ import createCompounder from './_createCompounder.js';
  * [kebab case](https://en.wikipedia.org/wiki/Letter_case#Special_case_styles).
  *
  * @static
- * @memberOf _
  * @since 3.0.0
  * @category String
  * @param {string} [string=''] The string to convert.
  * @returns {string} Returns the kebab cased string.
  * @example
  *
- * _.kebabCase('Foo Bar');
+ * kebabCase('Foo Bar');
  * // => 'foo-bar'
  *
- * _.kebabCase('fooBar');
+ * kebabCase('fooBar');
  * // => 'foo-bar'
  *
- * _.kebabCase('__FOO_BAR__');
+ * kebabCase('__FOO_BAR__');
  * // => 'foo-bar'
  */
 const kebabCase = createCompounder((result, word, index) => result + (index ? '-' : '') + word.toLowerCase());