Also have a look at
http://blade.nagaokaut.ac.jp/cgi-bin/vframe.rb/ruby/ruby-core/30600?30599-30865+split-mode-vertical

On 5 April 2013 02:28, Charles Oliver Nutter <headius / headius.com> wrote:
> I'm about to push my first significant commit and was wondering about
> the ChangeLog policy. I ask because...
>
> * It's usually duplicating information already in commit logs.
> ChangeLog could be generated very easily if it's desired for src
> dists.
> * I see no consistency in when ChangeLog entries are added. A random
> sample of about a dozen commits only found half of them added
> ChangeLog entries.
>
> Can someone clarify the situation? If ChangeLog is supposed to be
> used, why isn't it used consistently? If it duplicates commit logs in
> most cases, why use it at all?
>
> - Charlie
>