Updated openstack/openstack
Project: openstack/requirements  63930089d3076aa9ec06357ee117b6b9c6854514
null
migrate 0.8.4 is bad, block it

migrate 0.8.4 does a non conditional require on ibm db2 code. This
isn't correct, and that version needs to be blocked.

Change-Id: I087dc93543843a1f8d5556f3e21a73b1673ae54a