Remove expired leaf ports:
2007-07-21 graphics/xpcd: is an abandoned project and might be vulnerable
2007-07-29 comms/ixj: does not work on any supported FreeBSD version
2007-08-19 chinese/emacs20: "editors/emacs is recommended instead for new
2007-08-22 java/collections: only needed for jdk1.1, which is obsolete
Add FreeBSD port of the ixj driver for Quicknet LineJack and PhoneJack cards.
These ISA and PCI telephony cards allow VoIP and Video Conferencing using the
OpenH323 suite of applications with a standard telephone handset (including
making the phone ring for incomming calls, allowing dialing via the telephone
and using the phone's speaker and mic for the audio (freeing up the sound
card). They also feature a hardware G.723.1 audio codec making it easier to
talk to NetMeeting and H.323 users.