Todd Gamblin f813d823a1 Merge branch 'features/optional-deps' into develop ... This includes: - Much better variant support (+debug/-debug) - Optional dependency support (depends_on(... , when='<condition>') - New config file format (YAML in ~/.spack) - New Spec format (YAML in $prefix/.spack/spec.yaml)		2015-05-18 16:16:20 -07:00
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spack	Merge branch 'features/optional-deps' into develop	2015-05-18 16:16:20 -07:00