Todd Gamblin 38fdd063d9 Fix and move NamespaceTrie to spack.util.naming ... - fix up routines in namespace trie. - trie can now hold intermediate elements. - trie now has a test case.		2015-11-12 15:17:39 -08:00
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spack	Fix and move NamespaceTrie to spack.util.naming	2015-11-12 15:17:39 -08:00