Remove not used server creation from test_server_rescue

test_server_rescue created a server in the setUpClass
 which is not in use in the current code base.

Change-Id: I9487ddf6db8fda5b5fe6aa3f8787b56b8c865cf5
Migrate swift scenario test to tempest client

Swift scenario test is now decoupled from swift official client by migrating
it to tempest own clients.

Change-Id: If840300219ff67c1a0793ec53f566a95b04f5257
Partially-implements: bp:tempest-client-scenarios
Updated the baremetal client for bp client-checks-success

Updated the client to handle response status and removed the
response status checks from tests

Partially Implements blueprint: client-checks-success

Change-Id: I0a568e6dcffe64fd81c4686e6cbca6c50cbf8383
Merge "Migrate swift scenario test to tempest client"
Merge "Remove not used server creation from test_server_rescue"
Merge "Updated the baremetal client for bp client-checks-success"
Merge branch 'master' of https://github.com/openstack/tempest