Retry if the pacemaker_resource commands failed

Retry if the pacemaker_resource commands failed

Add a retry when the pacemaker_resource command
wasn't apply correctly, more info here:
https://bugzilla.redhat.com/show_bug.cgi?id=1482116

This is the same approach puppet-pacemaker uses
and provides eventual consistency when multiple
nodes change the cluster CIB concurrently.

This change depends-on :
https://review.gerrithub.io/375982

The return code is not available in the current
ansible-pacemaker package.

Change-Id: I8da03f5c4a6d442617b81be5793a9724cc8842bf
(cherry picked from commit e92430d8d03fc2ce2d0ce192b96209f2c5c04169)