Regression in Rebar

[Maxime Bellengé]

Hello

This patch is causing a regression in emule, the rebar simply does not
display.

a+

Maxime

Modified files:
    dlls/comctl32  : rebar.c

Log message:
    Robert Shearman 
    - Make row number be zero-based.
    - Improvements to dumping functions to not dump out fields that may
    not have been filled in.