Glenn Johnson b1e5ec0573 Make sure package has the url attribute. ... In addition to `list_url` make sure the package has the `url` attribute set before attempting to add urls from a list. This is to cover the case where there may be a `list_url` specified in tandem with a `url_for_version`.		2016-07-24 09:21:11 -05:00
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spack	Make sure package has the url attribute.	2016-07-24 09:21:11 -05:00