README.md in rooted_tree-0.2.3 vs README.md in rooted_tree-0.3.0

- old
+ new
@@ -1,7 +1,7 @@
 # RootedTree
 
-[![Gem Version](https://badge.fury.io/rb/richtext.png)](http://badge.fury.io/rb/rooted_tree)
+[![Gem Version](https://badge.fury.io/rb/rooted_tree.png)](http://badge.fury.io/rb/rooted_tree)
 [![Build Status](https://travis-ci.org/seblindberg/ruby-rooted_tree.svg?branch=master)](https://travis-ci.org/seblindberg/ruby-rooted_tree)
 [![Coverage Status](https://coveralls.io/repos/github/seblindberg/ruby-rooted_tree/badge.svg?branch=master)](https://coveralls.io/github/seblindberg/ruby-rooted_tree?branch=master)
 [![Inline docs](http://inch-ci.org/github/seblindberg/ruby-rooted_tree.svg?branch=master)](http://inch-ci.org/github/seblindberg/ruby-rooted_tree)
 
 A tree is a connected graph with no cycles. There, that is plenty of explanation. Please refer to https://en.wikipedia.org/wiki/Tree_structure for a more in depth description, but if you need one this library probably is not for you.