From: bors <bors@rust-lang.org>
Date: Thu, 19 Oct 2017 06:50:17 +0000 (+0000)
Subject: Auto merge of #4637 - kivikakk:vers-version, r=alexcrichton
X-Git-Tag: archive/raspbian/0.35.0-2+rpi1~3^2^2^2^2^2^2^2~22^2~5^2~36
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Auto merge of #4637 - kivikakk:vers-version, r=alexcrichton

Allow cargo install --version as well (preferred)

Fixes https://github.com/rust-lang/cargo/issues/4590.

The usage looks pretty ugly with this extra line in it, but it's not really avoidable with our docopt use.

We fail if both are provided; accepting both feels like a path to demons.
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75f8541d32b276ef0764535fcfb63befbc285126