[System tests] Modify pacemaker configuration test to use crm_reosurce command output

[Andrey Sledzinskiy]

In test_failover.py in ha_pacemaker_configuration test we need to change checks from 'crm configure show' command to checks from 'crm_resource --list'
It's suggestion from library team

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/146938

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/146938
Committed: https://git.openstack.org/cgit/stackforge/fuel-main/commit/?id=274897166053e69234495f60ecea749040c46ac2
Submitter: Jenkins
Branch: master

commit 274897166053e69234495f60ecea749040c46ac2
Author: asledzinskiy <email address hidden>
Date: Tue Jan 13 19:31:32 2015 +0200

    Modify test on pacemaker configuration check

    - Change our ha_pacemaker_configuration test to check configuration
    in crm_resource --list command output

    Change-Id: I2ac49f89d809dd973298ec77f77a279a99d774a9
    Closes-Bug: #1392755