[boost] [release] 1.67.0 mostly closed for release candidate

Subject: [boost] [release] 1.67.0 mostly closed for release candidate
From: Daniel James (dnljms_at_[hidden])
Date: 2018-04-04 22:11:26

The master branch is now closed for all changes except by permission
for the release candidate. We're expecting potential fixes for build,
context and a documentation update for ptr_container. Please let us
know if there are any other fixes that you want to include in the
release.

Thanks,

-- The Boost Release Team