nope, I added that line manually.
I have the latest ISPCFG version since to generate my request I performed an update to ISPCFG 22.214.171.124
actually I just did an experiment:
edited the vhost via ISPCFG3 interface, simply increased the site's quota by 1MB and saved.
the following happend:
in the part of the vhost where port http
is define this was added:
in the https part
this section still looked like this:
weird, I have done this several times already. Now it all seems to work just fine !?
confused, but we can close this topic I guess :-(