ports/126803: Update port: net/mtr to 0.74

[rafan at FreeBSD.org]

Synopsis: Update port: net/mtr to 0.74

Responsible-Changed-From-To: freebsd-ports-bugs->rafan
Responsible-Changed-By: rafan
Responsible-Changed-When: Mon Aug 25 01:35:10 UTC 2008
Responsible-Changed-Why: 
I'll take it.

http://www.freebsd.org/cgi/query-pr.cgi?pr=126803