[scribus] [1.4.0] autosave file exists

[Peter Nermander]

> I can easily imagine not wanting to automatically lose .autosave copies.
> One might find after many changes and saves that somehow you'd like to
> resurrect something on a prior version.

The point here, as I understand it is as follows:

User saves file
User does NOT edit file
Scribus creates an autosave even though there has been no changes to
the document since it was last saved.

There is no reason to keep an autosave that is identical to the
already saved document.

/Peter