Add Fedora 25 dib image
Add Fedora 25 dib image

Add Fedora 25 dib image.  Local testing has shown good build & boot.

Change-Id: I3565c99f5bd6455172a977b9cf399e967bbdba1f
Depends-On: I9541a1c8f11566198b6fa622e36c4be59d6670d2

openstack-infra/project-config,openstack-infra/project-config