Changed spark URL, Added version 2.0.2, 2.1.0 (#3027)
Changed spark URL, Added version 2.0.2, 2.1.0 (#3027)


iulian787/spack,lgarren/spack,matthiasdiener/spack,LLNL/spack,tmerrick1/spack,matthiasdiener/spack,mfherbst/spack,TheTimmy/spack,krafczyk/spack,matthiasdiener/spack,TheTimmy/spack,LLNL/spack,matthiasdiener/spack,skosukhin/spack,EmreAtes/spack,skosukhin/spack,EmreAtes/spack,tmerrick1/spack,mfherbst/spack,EmreAtes/spack,TheTimmy/spack,LLNL/spack,lgarren/spack,mfherbst/spack,skosukhin/spack,TheTimmy/spack,matthiasdiener/spack,krafczyk/spack,EmreAtes/spack,LLNL/spack,krafczyk/spack,tmerrick1/spack,EmreAtes/spack,lgarren/spack,tmerrick1/spack,iulian787/spack,iulian787/spack,TheTimmy/spack,LLNL/spack,skosukhin/spack,krafczyk/spack,skosukhin/spack,tmerrick1/spack,lgarren/spack,iulian787/spack,mfherbst/spack,lgarren/spack,mfherbst/spack,krafczyk/spack,iulian787/spack