Do not call GetSumLog with arguments greater than 10000 but call TMath::LnGamma instead, otherwise we can explode memory when fitting histograms with big bin contents with the Likelihood option.
Do not call GetSumLog with arguments greater than 10000 but
call TMath::LnGamma instead, otherwise we can explode memory
when fitting histograms with big bin contents with the Likelihood option.


git-svn-id: ecbadac9c76e8cf640a0bca86f6bd796c98521e3@23843 27541ba8-7e3a-0410-8455-c3a389f83636

bbannier/ROOT,dawehner/root,dawehner/root,dawehner/root,bbannier/ROOT,bbannier/ROOT,bbannier/ROOT,bbannier/ROOT,dawehner/root,dawehner/root,dawehner/root,bbannier/ROOT,dawehner/root,bbannier/ROOT,dawehner/root