Comment 1 for bug 1479772

Second try of installing SAIO, sudo pip install -r requirement.txt was run.
And these packages are updated.

But in my first try, below error was occured and packages did not updated.

--------------------------
Installing collected packages: eventlet
  Found existing installation: eventlet 0.13.0
    Not uninstalling eventlet at /usr/lib/python2.7/dist-packages, owned by OS
Successfully installed eventlet
--------------------------