Added a convenience script for upgrading python locally.

python-upgrade/
python-upgrade/README.md
python-upgrade/upgrade-sandbox-python.sh
----------------------------------------
  o The upgrade-sandbox-script will install OS packages.
  o Clone a git sandbox.
  o Upgrade/install a virtualenv at a specified version.

Signed-off-by: Joey Armstrong <jarmstrong@linuxfoundation.org>
Change-Id: Ic939ab53c329d689e25c139b3bec9c00b4b9c68a
diff --git a/python-upgrade/urls b/python-upgrade/urls
new file mode 100644
index 0000000..61c04b7
--- /dev/null
+++ b/python-upgrade/urls
@@ -0,0 +1,7 @@
+# -*- makefile -*-
+
+https://docs.voltha.org/master/patches/README.html?highlight=makefile%20targets
+
+https://docs.voltha.org/master/patches/README.html?highlight=3%2010
+    
+# [EOF]
\ No newline at end of file