autosave

[Kris Wong]

> Aside from the fact that there might be a reason I didn't save a file 
> (and automatically calling "save" potentially causes me to lose the 
> ability to go back to the on-disk version...

Keep in mind this would be off by default.  The user would have to
explicitly enable it.

> IMO the "right" way to do this is have something like a backup suffix 
> used for auto-save. This is how most implementations of auto-save (at 
> least, that I can think of offhand) work.

I agree, but this would be a much more signifcant change, and probably
not appropriate for 3.4.x.  IMO, kdev4 should offer this implementation
no matter what is decided for 3.4.x.

Kris Wong