README.md in closure_tree-6.0.0.alpha vs README.md in closure_tree-6.0.0.gamma

@@ -478,11 +478,11 @@
     fixtures :tags
     before :each do
       Tag.rebuild! # <- required if you use fixtures
     end
 ```
-`
+
 **However, if you're just starting with Rails, may I humbly suggest you adopt a factory library**,
 rather than using fixtures? [Lots of people have written about this already](https://www.google.com/search?q=fixtures+versus+factories).
 
 ### There are many ```lock-*``` files in my project directory after test runs
 
@@ -550,10 +550,10 @@
 
 See the [change log](https://github.com/mceachen/closure_tree/blob/master/CHANGELOG.md).
 
 ## Thanks to
 
-* The more than 20 engineers around the world that have contributed their time and code to this gem
+* The more than 30 engineers around the world that have contributed their time and code to this gem
   (see the [changelog](https://github.com/mceachen/closure_tree/blob/master/CHANGELOG.md)!)
 * https://github.com/collectiveidea/awesome_nested_set
 * https://github.com/patshaughnessy/class_factory
 * JetBrains, which provides an [open-source license](http://www.jetbrains.com/ruby/buy/buy.jsp#openSource) to
   [RubyMine](http://www.jetbrains.com/ruby/features/) for the development of this project.