Greg Becker f616422fd7 refactor install_tree to use projections format (#18341) ...

* refactor install_tree to use projections format

* Add update method for config.yaml

* add test for config update config

2020-09-25 11:15:49 -05:00

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spack/defaults

refactor install_tree to use projections format (#18341)

2020-09-25 11:15:49 -05:00