Alan Etkin's py4web blog for the spanish speaking (#997)

* Added Alan Etkin's blog as resource

As suggested by Massimo, I added my py4web blog to the list

* Added missing angle bracket

Added an angle bracket which was missing in previous edit

Author: spametki

docs/chapter-02.rst

@@ -45,6 +45,7 @@ There are many tutorials and videos available. Here are some of them:
 - the `South Breeze Enterprises demo app <https://github.com/jpsteil/southbreeze>`__ by `Jim Steil <https://github.com/jpsteil>`__.  It is built around
   the structure of the Microsoft Northwind database,
   but converted to SQLite. You can view the final result online `here <https://southbreeze.pythonbench.com>`__
+- the `py4web blog in spanish <https://py4web-tutoriales.blogspot.com>`__ by Alan Etkin, wich covers the basics to start with the framework plus examples. It is thought as a resource for sudents and aims to provide a full web development course
 
 The sources on GitHub
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