Ticket 747 - Root DN Access Control - days allowed not working correctly
    
    Bug Description:  If you set more than one day in the rootdn-days-allowed config
                      attribute the plugin can reject all rootDN binds.
    
    Fix Description:  Correct the order of the char strings in strstr().
    
    https://fedorahosted.org/389/ticket/474
    
    Reviewed by: richm(Thanks!)