Todd Gamblin 12b9fad7b6 cray: use the cle-release file to determine CNL version ... - CNL OS previously used the *Cray PE* version to determine the OS version. Cray does not synchronize PE and CLE releases; you can run CLE7 with PrgEnv 6 (and NERSC currently does). - Fix Spack's OS detection by using the cle-release file to detect the OS version. This file is updated with every CLE OS release. - Add some tests for our parsing logic		2019-07-01 18:36:02 -07:00
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spack	cray: use the cle-release file to determine CNL version	2019-07-01 18:36:02 -07:00