To Be Done (Maybe)
+ Fix parsing for "451 4.3.5 Server configuration error;"
+
+ Rename pflogsumm.pl -> pflogsumm. See
+
+ http://docs.freebsd.org/info/cvs/cvs.info.Moving_files.html
+
date ranges, "lastweek", etc.?
(options for?) break-down by local vs. non-local?, further