Bump to v4.7.0.

isSafeInteger.js

@@ -7,13 +7,16 @@ var MAX_SAFE_INTEGER = 9007199254740991;
  * Checks if `value` is a safe integer. An integer is safe if it's an IEEE-754
  * double precision number which isn't the result of a rounded unsafe integer.
  *
- * **Note:** This method is based on [`Number.isSafeInteger`](https://mdn.io/Number/isSafeInteger).
+ * **Note:** This method is based on
+ * [`Number.isSafeInteger`](https://mdn.io/Number/isSafeInteger).
  *
  * @static
  * @memberOf _
+ * @since 4.0.0
  * @category Lang
  * @param {*} value The value to check.
- * @returns {boolean} Returns `true` if `value` is a safe integer, else `false`.
+ * @returns {boolean} Returns `true` if `value` is a safe integer,
+ *  else `false`.
  * @example
  *
  * _.isSafeInteger(3);