Updating Instructions

[Carmel NY]

On Tue, 14 Nov 2017 13:20:56 +0000, RW via freebsd-questions stated:

>Have you any particular reason to think they are needed? There are no
>such instructions for updating with pkg and that's what synth uses
>after building local packages. 

Actually, from time to time there are:

(1) 20171107
(2) 20171006
(3) 20170808
(4) 20170807
(5) 20170721

Those are just a few. I agree that it is not as well documented as
"portmaster" or "portupgrade" though.

-- 
Carmel