auto merge of #1051 : liigo/cargo/print-version-to-stdout, r=alexcrichton
authorbors <bors@rust-lang.org>
Mon, 15 Dec 2014 16:13:53 +0000 (16:13 +0000)
committerbors <bors@rust-lang.org>
Mon, 15 Dec 2014 16:13:53 +0000 (16:13 +0000)
e.g. docopt treat version (and help) as non-fatal error

Fixes #1033


Trivial merge