Dscanner: intentionally unused variable

[Ivan Trombley]

On Sunday, 7 January 2018 at 08:46:40 UTC, Basile B. wrote:
> More simple is to understand D-Scanner limitations and accept 
> that warnings are only warnings and that a message doesn't 
> necessarily mean that there's something to do.

If the output is clogged with warnings then it's more difficult 
to see the actual issues,  limiting the value of dscanner. It 
makes sense to try to find a reasonable solution.