Created flatten_dependencies function that dummy packages can use to create sane install environments.
Created flatten_dependencies function that dummy packages can use to create sane install environments.

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