Auto merge of #4701 - mathstuf:update-lockfile-color-reflects-change, r=alexcrichton
authorbors <bors@rust-lang.org>
Tue, 7 Nov 2017 18:12:25 +0000 (18:12 +0000)
committerbors <bors@rust-lang.org>
Tue, 7 Nov 2017 18:12:25 +0000 (18:12 +0000)
cargo_generate_lockfile: use color to also indicate the change

In English, `Updating` and `Removing` are the same length and scanning
the list for changes is hard. Use color to help indicate the kind of
change that is occurring.


Trivial merge