[testrail] Testrail description uploader consumes a lot of time

[Dmitry Tyzhnenko]

Job has been running more than 20 minutes since [1]. Before then, it takes about 15 minutes. [2]

[1] - https://product-ci.infra.mirantis.net/view/8.0_swarm/job/8.0-test-reports-Testrail/2909/

[2] - https://product-ci.infra.mirantis.net/view/8.0_swarm/job/8.0-test-reports-Testrail/2908/

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/259049

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/259049
Committed: https://git.openstack.org/cgit/openstack/fuel-qa/commit/?id=16c327382babce82d4de2498040010c0f3c279fd
Submitter: Jenkins
Branch: master

commit 16c327382babce82d4de2498040010c0f3c279fd
Author: Dmitry Tyzhnenko <email address hidden>
Date: Thu Dec 17 16:22:32 2015 +0200

    Fix time consuming in the description uploader

    Remove creation of extra groups. Only one is valid -
        test_group(config)

    Reuse internal proboscis tool for discover cases.

    Change-Id: Ieb9434750c678e9adfd580026530b3fe3225c4b0
    Closes-bug: #1527290
    Closes-bug: #1527199

[Dmitry Tyzhnenko (dtyzhnenko)]

Verified on CI - https://product-ci.infra.mirantis.net/view/8.0_swarm/job/8.0-test-reports-Testrail/3096/console

It has took 16 minutes