Bug#818043: docdiff: lots of warnings from Ruby

[Kenshi Muto]

At Sun, 13 Mar 2016 08:29:30 +0800,
Paul Wise wrote:
> Package: docdiff
> Version: 0.5.0+git20151014-1
> Severity: important
> 
> docdiff causes lots of annoying warnings from Ruby:

Thanks, I'll talk with upstream developer to solve it.