fix 2 issues :   - remove constant parameters   - perform the approximate scan of the posterior function when making the plot (if requested)
fix 2 issues : 
 - remove constant parameters 
 - perform the approximate scan of the posterior function when making the plot (if requested)


git-svn-id: acec3fd5b7ea1eb9e79d6329d318e8118ee2e14f@34134 27541ba8-7e3a-0410-8455-c3a389f83636

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