Updated openstack/openstack
Project: openstack/glance  ceeb44f9d77ddbc483bec2c8e49eae1a5dcf06d2
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Define sheepdog_port as an integer value

It really is an integer value, and there is no magic string
that can be set for collie either (according to the man page)

Change-Id: I9af7c4208480f92378b7f70ab54c8a1e600dd4ff