Comment 1 for bug 1530121

This was perfectly fine in previous versions, and can be run successfully with following changes in requirements.txt:-

dnspython>=1.12.0,
dnspython3>=1.12.0,
eventlet>=0.16.1,!=0.17.0,
greenlet>=0.3.1,
netifaces>=0.5,!=0.10.0,!=0.10.1,
pastedeploy>=1.3.3,
six>=1.9.0,
xattr>=0.4,
PyECLib>=1.0.7