Fix a fatal use of gRandom when the tutorial is executed before another tutorial using gRandom.
Fix a fatal use of gRandom when the tutorial is executed before another tutorial using gRandom.


git-svn-id: acec3fd5b7ea1eb9e79d6329d318e8118ee2e14f@26706 27541ba8-7e3a-0410-8455-c3a389f83636

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