Auto merge of #3051 - matklad:ws-metadata, r=alexcrichton
authorbors <bors@rust-lang.org>
Sun, 28 Aug 2016 18:01:30 +0000 (11:01 -0700)
committerGitHub <noreply@github.com>
Sun, 28 Aug 2016 18:01:30 +0000 (11:01 -0700)
`cargo metadata` works with workspaces

Closes #3003


Trivial merge