
This manually reverts commit 07827ed717
which sorted the requirement files in alphabetical order and added a
test to ensure that they were sorted.
The requirement files should not be sorted:
http://lists.openstack.org/pipermail/openstack-dev/2014-September/044736.html
Change-Id: I8917b85ad1d8571dc36ecda7570ee53c4e5da72d