Order of canonical upgrade sequence

[Steve Wills]

On 05/29/13 16:02, Chris Rees wrote:
> Hi all!
> 
> Back in 2005, when Alexander Leidinger wrote the make delete-old
> target, he documented the order of upgrade such that it should be run
> before mergemaster [1];
> 
> #  7.  `make installworld'
> #  8.  `make delete-old'
> #  9.  `mergemaster'
> 

It would be good to mention that it's wise to "make check-old", and
rebuilding any ports that depend on the old libs, before doing "make
delete-old".

Steve