a few cleanup patches

[David Disseldorp]

On Thu, 24 Oct 2013 17:16:02 +0200
Volker Lendecke <Volker.Lendecke at SerNet.DE> wrote:

> > Shouldn't the file_existed check be removed completely, to keep the same
> > behaviour as beforehand?  
> 
> Still looking. Did you push the patchset by accident?

No, I figured the file_existed check could be removed in a later commit
if you were to agree.

Cheers, David