Fix README

Author: domitry

README.md

@@ -13,12 +13,12 @@ This README.md do not contain any description about usage, so see notebooks belo
 
 + [Nyaplot Tutorial & Case study](http://nbviewer.ipython.org/github/domitry/nyaplot/blob/master/examples/notebook/Index.ipynb)
 
+Visit [nyaplot-notebooks on GitHub](https://github.com/domitry/nyaplot-notebooks) to see more example.
+
 ## Documents
 
 Documents are [here](http://rubydoc.info/github/domitry/nyaplot/master/frames).
 
-Visit [nyaplot-notebooks on GitHub](https://github.com/domitry/nyaplot-notebooks) to see more example.
-
 ## Extensions
 
 Nyaplot has an extension system to make it easy to add more normal and different types of diagrams.