From Olivier:  Implement non equidistant levels in option COL for 2D histogram drawing.
From Olivier:
 Implement non equidistant levels in option COL for 2D histogram drawing.


git-svn-id: acec3fd5b7ea1eb9e79d6329d318e8118ee2e14f@5860 27541ba8-7e3a-0410-8455-c3a389f83636

kirbyherm/root-r-tools,buuck/root,esakellari/root,Dr15Jones/root,thomaskeck/root,bbockelm/root,BerserkerTroll/root,nilqed/root,sbinet/cxx-root,dfunke/root,perovic/root,veprbl/root,buuck/root,krafczyk/root,mhuwiler/rootauto,sbinet/cxx-root,lgiommi/root,cxx-hep/root-cern,omazapa/root-old,beniz/root,arch1tect0r/root,kirbyherm/root-r-tools,esakellari/my_root_for_test,davidlt/root,BerserkerTroll/root,sbinet/cxx-root,perovic/root,satyarth934/root,agarciamontoro/root,nilqed/root,strykejern/TTreeReader,georgtroska/root,CristinaCristescu/root,zzxuanyuan/root,lgiommi/root,davidlt/root,pspe/root,veprbl/root,sawenzel/root,zzxuanyuan/root,omazapa/root-old,davidlt/root,Y--/root,mattkretz/root,mattkretz/root,agarciamontoro/root,krafczyk/root,strykejern/TTreeReader,0x0all/ROOT,karies/root,root-mirror/root,smarinac/root,bbockelm/root,sawenzel/root,georgtroska/root,evgeny-boger/root,gbitzes/root,jrtomps/root,sbinet/cxx-root,sawenzel/root,sawenzel/root,esakellari/my_root_for_test,mkret2/root,agarciamontoro/root,gganis/root,Duraznos/root,omazapa/root,buuck/root,sirinath/root,pspe/root,karies/root,satyarth934/root,veprbl/root,davidlt/root,CristinaCristescu/root,sirinath/root,gbitzes/root,buuck/root,satyarth934/root,mattkretz/root,lgiommi/root,veprbl/root,evgeny-boger/root,gganis/root,vukasinmilosevic/root,Dr15Jones/root,mhuwiler/rootauto,esakellari/root,sawenzel/root,zzxuanyuan/root-compressor-dummy,mhuwiler/rootauto,omazapa/root,mkret2/root,kirbyherm/root-r-tools,pspe/root,cxx-hep/root-cern,mkret2/root,arch1tect0r/root,CristinaCristescu/root,esakellari/my_root_for_test,karies/root,mhuwiler/rootauto,mkret2/root,vukasinmilosevic/root,georgtroska/root,vukasinmilosevic/root,cxx-hep/root-cern,Y--/root,Duraznos/root,olifre/root,satyarth934/root,smarinac/root,mhuwiler/rootauto,perovic/root,zzxuanyuan/root-compressor-dummy,zzxuanyuan/root-compressor-dummy,zzxuanyuan/root-compressor-dummy,sirinath/root,0x0all/ROOT,bbockelm/root,beniz/root,krafczyk/root,0x0all/ROOT,ffurano/root5,beniz/root,root-mirror/root,tc3t/qoot,gbitzes/root,Duraznos/root,CristinaCristescu/root,root-mirror/root,Duraznos/root,esakellari/root,zzxuanyuan/root-compressor-dummy,Duraznos/root,lgiommi/root,evgeny-boger/root,root-mirror/root,alexschlueter/cern-root,abhinavmoudgil95/root,bbockelm/root,dfunke/root,CristinaCristescu/root,esakellari/root,sawenzel/root,karies/root,karies/root,sbinet/cxx-root,georgtroska/root,Dr15Jones/root,georgtroska/root,nilqed/root,sbinet/cxx-root,agarciamontoro/root,esakellari/root,root-mirror/root,CristinaCristescu/root,abhinavmoudgil95/root,abhinavmoudgil95/root,simonpf/root,pspe/root,0x0all/ROOT,perovic/root,veprbl/root,kirbyherm/root-r-tools,jrtomps/root,smarinac/root,CristinaCristescu/root,omazapa/root,karies/root,BerserkerTroll/root,cxx-hep/root-cern,lgiommi/root,krafczyk/root,pspe/root,sirinath/root,pspe/root,gganis/root,karies/root,ffurano/root5,Y--/root,jrtomps/root,thomaskeck/root,mattkretz/root,georgtroska/root,agarciamontoro/root,Duraznos/root,strykejern/TTreeReader,veprbl/root,krafczyk/root,mattkretz/root,omazapa/root,pspe/root,mhuwiler/rootauto,dfunke/root,sawenzel/root,smarinac/root,gbitzes/root,perovic/root,ffurano/root5,omazapa/root-old,georgtroska/root,perovic/root,simonpf/root,bbockelm/root,omazapa/root,nilqed/root,esakellari/my_root_for_test,satyarth934/root,alexschlueter/cern-root,Dr15Jones/root,bbockelm/root,jrtomps/root,kirbyherm/root-r-tools,ffurano/root5,georgtroska/root,root-mirror/root,thomaskeck/root,omazapa/root-old,mattkretz/root,simonpf/root,sawenzel/root,0x0all/ROOT,krafczyk/root,smarinac/root,sirinath/root,sbinet/cxx-root,gganis/root,jrtomps/root,arch1tect0r/root,gganis/root,omazapa/root,davidlt/root,veprbl/root,gbitzes/root,Y--/root,beniz/root,veprbl/root,jrtomps/root,0x0all/ROOT,veprbl/root,satyarth934/root,arch1tect0r/root,Duraznos/root,sirinath/root,zzxuanyuan/root,agarciamontoro/root,davidlt/root,nilqed/root,0x0all/ROOT,sirinath/root,arch1tect0r/root,lgiommi/root,lgiommi/root,zzxuanyuan/root,dfunke/root,thomaskeck/root,Y--/root,vukasinmilosevic/root,nilqed/root,Dr15Jones/root,mattkretz/root,omazapa/root,vukasinmilosevic/root,CristinaCristescu/root,arch1tect0r/root,krafczyk/root,arch1tect0r/root,sirinath/root,omazapa/root-old,alexschlueter/cern-root,smarinac/root,perovic/root,esakellari/my_root_for_test,strykejern/TTreeReader,krafczyk/root,tc3t/qoot,bbockelm/root,krafczyk/root,BerserkerTroll/root,agarciamontoro/root,vukasinmilosevic/root,nilqed/root,zzxuanyuan/root,karies/root,perovic/root,gbitzes/root,satyarth934/root,georgtroska/root,tc3t/qoot,evgeny-boger/root,BerserkerTroll/root,simonpf/root,mhuwiler/rootauto,zzxuanyuan/root-compressor-dummy,abhinavmoudgil95/root,satyarth934/root,beniz/root,thomaskeck/root,CristinaCristescu/root,cxx-hep/root-cern,gganis/root,beniz/root,mkret2/root,omazapa/root-old,mkret2/root,cxx-hep/root-cern,Y--/root,smarinac/root,root-mirror/root,mattkretz/root,root-mirror/root,zzxuanyuan/root-compressor-dummy,vukasinmilosevic/root,BerserkerTroll/root,zzxuanyuan/root,tc3t/qoot,pspe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