resource-agents: Support convalesce w/ central_processing
    
    This is just a split of commit
    3b03b46fe7d3c7d747db9a2b7721cc56aef458f2
    in to two parts for the respective packages.
    
    Resolves: rhbz#674710
    
    Signed-off-by: Lon Hohberger <lhh@redhat.com>