Added Russian link in English

Author: sirWill

README.md

@@ -18,7 +18,8 @@ _Read this in other languages:_
 [_Polski_](README.pl-PL.md),
 [_Français_](README.fr-FR.md),
 [_Español_](README.es-ES.md),
-[_Português_](README.pt-BR.md)
+[_Português_](README.pt-BR.md),
+[_Русский_](README.ru-RU.md)
 
 *☝ Note that this project is meant to be used for learning and researching purposes 
 only and it is **not** meant to be used for production.*