Take into account error bar when computing the minimum y value for the range in y in THistPainter::PaintInit. In THistPainter::PaintErrors, do not draw the error bar if the y value is null and also the error along y.
Take into account error bar when computing the minimum y value for the range
in y in THistPainter::PaintInit.
In THistPainter::PaintErrors, do not draw the error bar if the y value is null
and also the error along y.


git-svn-id: acec3fd5b7ea1eb9e79d6329d318e8118ee2e14f@1236 27541ba8-7e3a-0410-8455-c3a389f83636

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