Kelly (KT) Thompson 0558fd640e Improve external package location detection algorithm. (#5145) ... Also inspect `PATH` to help locate an external package and provide a test for getting path from module's PATH. Fixes #5141		2017-09-16 13:26:29 -07:00
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spack	Improve external package location detection algorithm. (#5145)	2017-09-16 13:26:29 -07:00