in release_tool_utils.rb [39:52]
def changelog_latest
changelog = File.open('CHANGELOG.md', 'r', encoding: 'UTF-8', &:read)
lines = []
changelog.lines.to_a[3..].each do |line|
break if line =~ /^\d+\.\d+\.\d+(\.[.\w]+)? [( ]\d\d\d\d-\d\d-\d\d[)]/
lines << line
end
lines[0..-2].join
end