Where possible, correct a few instances where PORTDOCS was being used
to flag stuff in EXAMPLESDIR. For some ports, mostly those owned by
ruby@, PORTDOCS is applied to pretty much everything whether it's
documentation or example.
2007-12-01 www/xpi-surfkeys: Development has been ceased
2008-02-01 sysutils/eventwatcher: no active development
2007-10-27 sysutils/p5-UPS-Nut: Version branch long since retired
2007-10-31 net-mgmt/netsaint: Now developed as Nagios, see net-mgmt/nagios port
2007-10-31 net-mgmt/netsaint-plugins: Now developed as Nagios, see net-mgmt/nagios port
2008-01-22 benchmarks/tsung: "fails to install"
2007-10-03 games/ggo: developer's focus have moved elsewhere
2008-02-15 mail/claws-mail-etpan_privacy: no longer supported by developers