doc: add links to py2 EOL, license, github

README.rst

@@ -33,14 +33,17 @@ Developed by the `Health Sciences Library System <http://www.hsls.pitt.edu>`_
 of the `University of Pittsburgh <http://www.pitt.edu>`_  to support importing
 usage data into our in-house Electronic Resources Management (ERM) system.
 
-Licensed under the MIT license. See the file LICENSE for details.
+Licensed under the `MIT <https://choosealicense.com/licenses/mit/>`_ license.
+See the file LICENSE for details.
 
 pycounter is tested on Python 2.7, 3.4, 3.5, 3.6, 3.7 and pypy2 (if you're still
 stuck on Python 2.6 or 3.3, please use version 0.16.1 of pycounter)
 
-pycounter 2.x will be the last version with support for Python 2.
+pycounter 2.x will be the last version with support for `Python 2
+<https://pythonclock.org/>`_.
 
-Documentation is on `Read the Docs <http://pycounter.readthedocs.io>`_.
+Documentation is on `Read the Docs <http://pycounter.readthedocs.io>`_ and
+the code can be found on `GitHub <https://github.com/pitthsls/pycounter>`_.
 
 
 Installing