Fix issue#353
Updating the link in README.md file to `python-future` module homepage.
@@ -11,7 +11,7 @@ by the way you expect to work, with a single integrated view of your IT
infrastructure.
The HPE OneView Python library depends on the
-[Python-Future](http://python-future.org/index.htm) library to provide Python
+[Python-Future](http://python-future.org/index.html) library to provide Python
2/3 compatibility. This will be installed automatically if you use the installation
methods described below.
