Remove WWW entries moved into port Makefiles
Commit b7f05445c00f has added WWW entries to port Makefiles based on
WWW: lines in pkg-descr files.
This commit removes the WWW: lines of moved-over URLs from these
Approved by: portmgr (tcberner)
Add new port archivers/packddir:
PackdDir creates and unpacks PackdDir archives,
which are used in Quake (I and II) and others.
Submitted by: Ayumi M <ayu at commun.jp>