Update pelican

Author: rossant

.gitignore

@@ -2,3 +2,5 @@ code
 output
 *.pid
 __pycache__
+content
+

README.md

@@ -1,11 +1,12 @@
 # IPython Cookbook, Second Edition (2018)
 
-<a href="https://github.com/ipython-books/cookbook-2nd"><img src="cover-cookbook-2nd.png" align="left" alt="IPython Cookbook, Second Edition" height="180" /></a>[IPython Interactive Computing and Visualization Cookbook, Second Edition (2018)](https://www.packtpub.com/big-data-and-business-intelligence/ipython-interactive-computing-and-visualization-cookbook-second-e), by [Cyrille Rossant](http://cyrille.rossant.net), Packt Publishing, contains over 100 hands-on recipes on high-performance numerical computing and data science in the Jupyter Notebook.
+<a href="https://github.com/ipython-books/cookbook-2nd"><img src="cover-cookbook-2nd.png" align="left" alt="IPython Cookbook, Second Edition" height="200" /></a> **IPython Interactive Computing and Visualization Cookbook, Second Edition** (2018), by [Cyrille Rossant](http://cyrille.rossant.net), contains over 100 hands-on recipes on high-performance numerical computing and data science in the Jupyter Notebook.
 
-This repository contains the sources of the book (text and code in Markdown, [CC-BY-NC-ND license](https://creativecommons.org/licenses/by-nc-nd/3.0/us/legalcode)).
+This repository contains the sources of the book (in Markdown, [CC-BY-NC-ND license](https://creativecommons.org/licenses/by-nc-nd/3.0/us/legalcode)).
 
 ▶ [**Get the code** as Jupyter notebooks](https://github.com/ipython-books/cookbook-2nd-code)  
-▶ [**Get the Google Chrome extension** to see LaTeX equations on GitHub](https://chrome.google.com/webstore/detail/github-with-mathjax/ioemnmodlmafdkllaclgeombjnmnbima/)
+▶ [**Get the Google Chrome extension** to see LaTeX equations on GitHub](https://chrome.google.com/webstore/detail/github-with-mathjax/ioemnmodlmafdkllaclgeombjnmnbima/)  
+▶ [**Buy the book**](https://www.packtpub.com/big-data-and-business-intelligence/ipython-interactive-computing-and-visualization-cookbook-second-e)  
 
 ## Contents