Update README.md

Author: do-

README.md

@@ -17,6 +17,8 @@ npm install ru-codes
 | [КПП](https://ru.wikipedia.org/wiki/%D0%98%D0%B4%D0%B5%D0%BD%D1%82%D0%B8%D1%84%D0%B8%D0%BA%D0%B0%D1%86%D0%B8%D0%BE%D0%BD%D0%BD%D1%8B%D0%B9_%D0%BD%D0%BE%D0%BC%D0%B5%D1%80_%D0%BD%D0%B0%D0%BB%D0%BE%D0%B3%D0%BE%D0%BF%D0%BB%D0%B0%D1%82%D0%B5%D0%BB%D1%8C%D1%89%D0%B8%D0%BA%D0%B0#%D0%9A%D0%BE%D0%B4_%D0%BF%D1%80%D0%B8%D1%87%D0%B8%D0%BD%D1%8B_%D0%BF%D0%BE%D1%81%D1%82%D0%B0%D0%BD%D0%BE%D0%B2%D0%BA%D0%B8_%D0%BD%D0%B0_%D1%83%D1%87%D1%91%D1%82_(%D0%9A%D0%9F%D0%9F)) | `isKPP (str)` | `randomKPP ()` | [Check](https://github.com/do-/node-ru-codes/wiki/Check)
 | [ОГРН](https://ru.wikipedia.org/wiki/%D0%9E%D1%81%D0%BD%D0%BE%D0%B2%D0%BD%D0%BE%D0%B9_%D0%B3%D0%BE%D1%81%D1%83%D0%B4%D0%B0%D1%80%D1%81%D1%82%D0%B2%D0%B5%D0%BD%D0%BD%D1%8B%D0%B9_%D1%80%D0%B5%D0%B3%D0%B8%D1%81%D1%82%D1%80%D0%B0%D1%86%D0%B8%D0%BE%D0%BD%D0%BD%D1%8B%D0%B9_%D0%BD%D0%BE%D0%BC%D0%B5%D1%80) | `isOGRN13 (str)` | `randomOGRN13 ()` | [Horner](https://github.com/do-/node-ru-codes/wiki/Horner)
 | [ОГРНИП](https://ru.wikipedia.org/wiki/%D0%9E%D1%81%D0%BD%D0%BE%D0%B2%D0%BD%D0%BE%D0%B9_%D0%B3%D0%BE%D1%81%D1%83%D0%B4%D0%B0%D1%80%D1%81%D1%82%D0%B2%D0%B5%D0%BD%D0%BD%D1%8B%D0%B9_%D1%80%D0%B5%D0%B3%D0%B8%D1%81%D1%82%D1%80%D0%B0%D1%86%D0%B8%D0%BE%D0%BD%D0%BD%D1%8B%D0%B9_%D0%BD%D0%BE%D0%BC%D0%B5%D1%80_%D0%B8%D0%BD%D0%B4%D0%B8%D0%B2%D0%B8%D0%B4%D1%83%D0%B0%D0%BB%D1%8C%D0%BD%D0%BE%D0%B3%D0%BE_%D0%BF%D1%80%D0%B5%D0%B4%D0%BF%D1%80%D0%B8%D0%BD%D0%B8%D0%BC%D0%B0%D1%82%D0%B5%D0%BB%D1%8F) | `isOGRN15 (str)` | `randomOGRN15 ()` | [Horner](https://github.com/do-/node-ru-codes/wiki/Horner)
+[ОКПО](https://ru.wikipedia.org/wiki/%D0%9E%D0%B1%D1%89%D0%B5%D1%80%D0%BE%D1%81%D1%81%D0%B8%D0%B9%D1%81%D0%BA%D0%B8%D0%B9_%D0%BA%D0%BB%D0%B0%D1%81%D1%81%D0%B8%D1%84%D0%B8%D0%BA%D0%B0%D1%82%D0%BE%D1%80_%D0%BF%D1%80%D0%B5%D0%B4%D0%BF%D1%80%D0%B8%D1%8F%D1%82%D0%B8%D0%B9_%D0%B8_%D0%BE%D1%80%D0%B3%D0%B0%D0%BD%D0%B8%D0%B7%D0%B0%D1%86%D0%B8%D0%B9) юридического лица  | `isOKPO8 (str)` | `randomOKPO8 ()` | [OKPO](https://github.com/do-/node-ru-codes/wiki/OKPO)
+[ОКПО](https://ru.wikipedia.org/wiki/%D0%9E%D0%B1%D1%89%D0%B5%D1%80%D0%BE%D1%81%D1%81%D0%B8%D0%B9%D1%81%D0%BA%D0%B8%D0%B9_%D0%BA%D0%BB%D0%B0%D1%81%D1%81%D0%B8%D1%84%D0%B8%D0%BA%D0%B0%D1%82%D0%BE%D1%80_%D0%BF%D1%80%D0%B5%D0%B4%D0%BF%D1%80%D0%B8%D1%8F%D1%82%D0%B8%D0%B9_%D0%B8_%D0%BE%D1%80%D0%B3%D0%B0%D0%BD%D0%B8%D0%B7%D0%B0%D1%86%D0%B8%D0%B9) индивидуального предпринимателя | `isOKPO10 (str)` | `randomOKPO10 ()` | [OKPO](https://github.com/do-/node-ru-codes/wiki/OKPO)
 | [СНИЛС](https://ru.wikipedia.org/wiki/%D0%A1%D1%82%D1%80%D0%B0%D1%85%D0%BE%D0%B2%D0%BE%D0%B9_%D0%BD%D0%BE%D0%BC%D0%B5%D1%80_%D0%B8%D0%BD%D0%B4%D0%B8%D0%B2%D0%B8%D0%B4%D1%83%D0%B0%D0%BB%D1%8C%D0%BD%D0%BE%D0%B3%D0%BE_%D0%BB%D0%B8%D1%86%D0%B5%D0%B2%D0%BE%D0%B3%D0%BE_%D1%81%D1%87%D1%91%D1%82%D0%B0) | `isSNILS (str)` | `randomSNILS ({format?})` | [SNILS](https://github.com/do-/node-ru-codes/wiki/SNILS)
 
 # Использование