Bump docutils from 0.15.2 to 0.16 (from PR #1365)
Bump docutils from 0.15.2 to 0.16 (from PR #1365)

Bumps [docutils](http://docutils.sourceforge.net/) from 0.15.2 to 0.16.

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>

mozilla/ichnaea,mozilla/ichnaea,mozilla/ichnaea,mozilla/ichnaea