Fix README.Debian files and dated ilogical instructions in cgi packages (!9) · Merge requests · Debian / courier

The source project of this merge request has been removed.

all the README files cited very wrong configurations and old dated out of sync informations.
all the cgi packages (courier-mlm, courier-webadmin, sqwebmail). Closes: #341205, #126735, #190725, #910527.
Provide configurations need for lighttpd and indicate in the README.Debian files that aditional configurations are need, added need lines in rules and postinst/postrm scripts.

Fix README.Debian files and dated ilogical instructions in cgi packages