- add test for TH3::Rebin3D.  - modify rebin 1,2,3D   tests to use weighted histograms - fix a bug in equals for TH3D
- add test for TH3::Rebin3D. 
- modify rebin 1,2,3D   tests to use weighted histograms
- fix a bug in equals for TH3D


git-svn-id: ecbadac9c76e8cf640a0bca86f6bd796c98521e3@37962 27541ba8-7e3a-0410-8455-c3a389f83636

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