Bump version 1.2.6
Bump version 1.2.6

Change-Id: I4983f31a11e8868e0d10d8a51313b159b97de3f0

okolisny/InfraRed,okolisny/InfraRed,okolisny/InfraRed,redhat-openstack/infrared,redhat-openstack/infrared,redhat-openstack/infrared