Replace it with a reference to the documentation instead of trying
to include some or all of the defaults since 1) the block is huge
nowadays with all the settings, and 2) this way we can tweak the
defaults over time in newer versions rather than having people
change their configuration file.
This is 1,5 years after 459a55245a
and we're on a new series too (5.0), so it was about time.
And YES you may still use }; if you want to. There are no
plans to deprecate or warn about it.
We simply ship with } in the shipped configs because it is
more logical that both { and } don't require a ; rather
than only { not requiring it.
that these are just old examples from the year 2005.
Also, no longer include spamfilter.conf from the example*conf by
default as they do not contain any useful spamfilters nowadays.