[boost] [release] 1.67.0 closed for Beta

Subject: [boost] [release] 1.67.0 closed for Beta
From: Daniel James (dnljms_at_[hidden])
Date: 2018-03-07 23:00:20

The master branch is now closed for all changes except by permission
for the Beta release.

Also, remember to add your libraries' changes to the release notes at:

<https://github.com/boostorg/website/blob/master/feed/history/boost_1_67_0.qbk>

You can preview the release notes at:

<http://www.boost.org/users/history/in_progress.html>

Thanks,

-- The Boost Release Team