NEWS: add NEWS entry about Kernel#then [Feature #14594]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63816 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
NEWS: add NEWS entry about Kernel#then [Feature #14594]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63816 b2dd03c8-39d4-4d8f-98ff-823fe69b080e