Adam J. Stewart 7ccb9992a6 Procedure to deprecate old versions of software (#20767) ...

* Procedure to deprecate old versions of software

* Add documentation

* Fix bug in logic

* Update tab completion

* Deprecate legacy packages

* Deprecate old mxnet as well

* More explicit docs

2021-02-09 13:51:18 -05:00

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spack/defaults

Procedure to deprecate old versions of software (#20767)

2021-02-09 13:51:18 -05:00