Updated openstack/openstack
Project: openstack/tempest  41bcc32feffd777807e686383f2c960b88eaf4cc
null
Separate the deleting server tests

"Servers should be always delete-able unless they are lock-ed."
This principle is important, and it is better to separate the
tests from current mixed class of this viewpoint to check the
test coverage.

Change-Id: I9df45f3b0c8395c36b586fd31a1526fb87b63389