Bug 681015 - RFE: allow fine grained password policy duration attributes in days, hours, minutes, as well
    
    https://bugzilla.redhat.com/show_bug.cgi?id=681015
    
    Description: Adding an ability to handle ##D|d, ##H|h, ##M|m, ##S|s
    format to the fine grained password policy duration attributes:
      passwordMinAge, passwordMaxAge, passwordWarning,
      passwordLockoutDuration
    Valid value for these duraton parameters are
      . duration in seconds with no extension
      . duration in days, hours, minutes, and seconds with extesion
        D|d, H|h, M|m, and S|s, respectively.
    The value should be less than MAX_ALLOWED_TIME_IN_SECS - current_time.