Improving the documentation, especially around text-based testing

README

@@ -1,6 +1,8 @@
+Can you refactor? In really small steps? Can you turn some, frankly, ugly code into a paradigm of elegant, readable, extensible design?
+
 This is a collection of starting files for when practicing refactoring.
 
 Contents so far:
 
 Tennis Kata in Java, Python and C++.
-Gilded Rose Kata in Java, Python and C++. (a C# version is already available on github)
+Gilded Rose Kata in C++, C#, Java, Python and Ruby. (a C# version together with a starting project is already available on github)