py26 is no longer supported by Infra's CI
py26 is no longer supported by Infra's CI

Python 2.6 support would be dropped by
Infra team from mitaka,CI would no longer be testing it,
so projects should drop it too.

Change-Id: I8b4ad4d86a61fcf2d796fc77defa96f3a9d19830

noironetworks/group-based-policy-automation,stackforge/group-based-policy-automation,stackforge/group-based-policy-automation,noironetworks/group-based-policy-automation