Remove references to _.

isNumber.js

@@ -8,26 +8,25 @@ const numberTag = '[object Number]';
  * Checks if `value` is classified as a `Number` primitive or object.
  *
  * **Note:** To exclude `Infinity`, `-Infinity`, and `NaN`, which are
- * classified as numbers, use the `_.isFinite` method.
+ * classified as numbers, use the `isFinite` method.
  *
  * @static
- * @memberOf _
  * @since 0.1.0
  * @category Lang
  * @param {*} value The value to check.
  * @returns {boolean} Returns `true` if `value` is a number, else `false`.
  * @example
  *
- * _.isNumber(3);
+ * isNumber(3);
  * // => true
  *
- * _.isNumber(Number.MIN_VALUE);
+ * isNumber(Number.MIN_VALUE);
  * // => true
  *
- * _.isNumber(Infinity);
+ * isNumber(Infinity);
  * // => true
  *
- * _.isNumber('3');
+ * isNumber('3');
  * // => false
  */
 function isNumber(value) {