Fix in TAxis::Set when we had before variable bins
Fix in TAxis::Set when we had before variable bins

see http://root.cern.ch/phpBB3/viewtopic.php?t=13517


git-svn-id: ecbadac9c76e8cf640a0bca86f6bd796c98521e3@41375 27541ba8-7e3a-0410-8455-c3a389f83636

bbannier/ROOT,bbannier/ROOT,bbannier/ROOT,bbannier/ROOT,bbannier/ROOT,bbannier/ROOT,bbannier/ROOT