* Add pacemaker service provider and unit tests
* Add generic OCF handler script for RA scripts
* Add service class and docs for pacemaker primitives creation with
default OCF type = pacemaker
* Add specs for pacemaker service define
Implements step 1 of blueprint pacemaker-provider-for-openstack
Change-Id: I5d98d8f9494bb7df4466022b3d49ac6392deb1a5
Co-Author: Dmitry Ilyin (idv1985 <dilyin@mirantis.com>)
Signed-off-by: Bogdan Dobrelya <bdobrelia@mirantis.com>