Added BetterSpecs (RSpec guidelines with Ruby)

free-programming-books-ru.md

@@ -11,6 +11,7 @@
 * [Perl](#perl)
 * [R](#r)
 * [Ruby](#ruby)
+  * [RSpec](#rspec)
 * [Ruby on Rails](#ruby-on-rails)
 * [Scilab](#scilab)
 * [SQL](#sql)
@@ -37,6 +38,8 @@
 * [Современный учебник JavaScript](http://learn.javascript.ru/)
 * [JavaScript Garden](http://bonsaiden.github.io/JavaScript-Garden/ru/)
 
+###RSpec
+* [Better Specs (RSpec Guidelines with Ruby)](http://betterspecs.org)
 
 ###Git
 
@@ -73,6 +76,8 @@
 
 * [Круглов А. — Ruby](https://github.com/Krugloff/rus_ruby_book)
 
+###RSpec
+* [Better Specs (RSpec Guidelines with Ruby)](http://betterspecs.org/ru)
 
 ###Ruby on Rails
 

free-programming-books.md

@@ -98,6 +98,7 @@
 * [R](#r)
 * [Racket](#racket)
 * [Ruby](#ruby)
+    * [RSpec](#rspec)
 * [Ruby on Rails](#ruby-on-rails)
 * [Rust](#rust)
 * [Sage](#sage)
@@ -1052,6 +1053,8 @@ See also [TeX](#tex)
 * [Mr. Neighborly's Humble Little Ruby Book](http://humblelittlerubybook.com/book/)
 * [Learn to Program, by Chris Pine](http://pine.fm/LearnToProgram/)
 
+###RSpec
+* [Better Specs (RSpec Guidelines with Ruby)](http://betterspecs.org)
 
 ###Ruby on Rails
 * [Ruby on Rails Tutorial: Learn Rails By Example](http://ruby.railstutorial.org/ruby-on-rails-tutorial-book)