Merge pull request #49 from triplepointfive/russian_translation

Fix Russian translation

Author: AllThingsSmitty

README.md

@@ -463,5 +463,5 @@ Current versions of Chrome, Firefox, Safari, Opera, Edge, and IE11.
 * [Español](https://github.com/AllThingsSmitty/css-protips/tree/master/translations/es-ES)
 * [Français](https://github.com/AllThingsSmitty/css-protips/tree/master/translations/fr-FR)
 * [Português do Brasil](https://github.com/AllThingsSmitty/css-protips/tree/master/translations/pt-BR)
-* [русский](https://github.com/AllThingsSmitty/css-protips/tree/master/translations/ru-RU)
+* [Русский](https://github.com/AllThingsSmitty/css-protips/tree/master/translations/ru-RU)
 * [简体中文](https://github.com/AllThingsSmitty/css-protips/tree/master/translations/zh-CN)