Refactor some variables that need to be in sync between the server-side
and client-side definitions into common.conf.
While here, slide the 7-stable release to 7.3. This was driving me
crazy while trying to debug the INDEX and duds problems.
A new file to centralize definitions that apply to the the package nodes
used from a package building cluster. This is part of a rewrite to remove
a great deal of hardcoding.
Please do not commit to this file without the approval of portmgr.
Feature safe: yes