README: link sphinx doc for rst

approved
(Baptiste Grenier) #1
README: link sphinx doc for rst
diff --git a/README.md b/README.md
index 0dcc3ca..18a3675 100644
--- a/README.md
+++ b/README.md
@@ -9,6 +9,11 @@ Latest version always available at: http://egi-datahub.readthedocs.io/
 Documentation is written in reStructuredText, built using Sphinx and publihsed
 online using http://readthedocs.io.
 
+A good introduction to reStructuredText is
+http://www.sphinx-doc.org/en/master/usage/restructuredtext/index.html.
+The doc itself is done using reStructuredText and it's handy to be able to
+check the source code.
+
 ## Contributing
 
 As a community of practice, we welcome contributions which work smoother and help us be more inclusive.

GitHub sha: 4b3aa9f3

(Bruce Becker) Approved #2