Ticket #47341 - logconv.pl -m time calculation is wrong
    
    https://fedorahosted.org/389/ticket/47341
    Reviewed by: nkinder (Thanks!)
    Branch: 389-ds-base-1.3.1
    Fix Description: The variable name is $hr, not $hours.  The regex for the
    sign in the timezone should have been (.) not (?).
    Platforms tested: RHEL6 x86_64
    Flag Day: no
    Doc impact: no
    (cherry picked from commit 87f5ef5a97437cc92afe2496cd06e5d2ec71d9ff)