r-aer: a new package. (#8567)
r-aer: a new package. (#8567)

* r-aer: a new package.

* Flake8.

* Add list_url and dependency versions.

matthiasdiener/spack,LLNL/spack,LLNL/spack,mfherbst/spack,iulian787/spack,iulian787/spack,LLNL/spack,mfherbst/spack,krafczyk/spack,matthiasdiener/spack,krafczyk/spack,krafczyk/spack,iulian787/spack,matthiasdiener/spack,LLNL/spack,iulian787/spack,krafczyk/spack,LLNL/spack,mfherbst/spack,iulian787/spack,matthiasdiener/spack,krafczyk/spack,mfherbst/spack,mfherbst/spack,matthiasdiener/spack