Todd Gamblin 3e94c4d573 env: move main Environment class and logic to spack.environment ... - `spack.environment` is now the home for most of the infrastructure around Spack environments - refactor `cmd/env.py` to use everything from spack.environment - refactor the cmd/env test to use pytest and fixtures		2018-11-09 00:31:24 -08:00
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spack	env: move main Environment class and logic to spack.environment	2018-11-09 00:31:24 -08:00