Consistent spacing; no tabs

free-programming-books-ru.md

@@ -1,10 +1,10 @@
 ### Index
 * [Списки книг](#meta-lists)
 * [Language Agnostic](#language-agnostic)
-    * [Cloud Computing](#cloud-computing)
-    * [Networking](#networking)
-    * [Open Source Ecosystem](#open-source-ecosystem)
-    * [Programming Paradigms](#programming-paradigms)
+  * [Cloud Computing](#cloud-computing)
+  * [Networking](#networking)
+  * [Open Source Ecosystem](#open-source-ecosystem)
+  * [Programming Paradigms](#programming-paradigms)
 * [Assembly](#assembly)
 * [Bash](#bash)
 * [C](#c)
@@ -17,7 +17,7 @@
 * [Haskell](#haskell)
 * [Java](#java)
 * [JavaScript](#javascript)
-    * [Node.js](#nodejs)
+  * [Node.js](#nodejs)
 * [LaTeX](#latex)
 * [Lisp](#lisp)
 * [MetaPost](#metapost)