How identify and remove leftover files on buildbots?

[Joshua Root]

On 2014-11-6 07:11 , Marko Käning wrote:
> Hi guys,
> 
> so, I think I’ve fixed this with [1] for now.
> 
> I think, I should be able to remove the pre-activate phase right away and commit the change without revbumping the port, right?

No, this isn't just an issue for the buildslaves, it also affects anyone
who built the old version of the port locally. You need to keep the fix
until all users can be expected to have upgraded. Usually we give it one
year.

- Josh