allow custom PNG lib by setting $ASPNG which must contain include and lib directories.
allow custom PNG lib by setting $ASPNG which must contain include and lib
directories.


git-svn-id: acec3fd5b7ea1eb9e79d6329d318e8118ee2e14f@21585 27541ba8-7e3a-0410-8455-c3a389f83636

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