Todd Gamblin b5071312c4 spack spec: no extra newline with --yaml; error with no specs ... - `spack spec` now returns an error if given no specs - removed superfluous trailing newline from `spack spec --yaml` output (only one newline now)		2018-08-03 15:18:34 -05:00
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spack	spack spec: no extra newline with --yaml; error with no specs	2018-08-03 15:18:34 -05:00