ports/183965: Add staging support for mail/gmime24

[sunpoet at FreeBSD.org]

Synopsis: Add staging support for mail/gmime24

Responsible-Changed-From-To: freebsd-ports-bugs->sunpoet
Responsible-Changed-By: sunpoet
Responsible-Changed-When: Thu Nov 14 23:26:35 UTC 2013
Responsible-Changed-Why: 
I'll take it.

http://www.freebsd.org/cgi/query-pr.cgi?pr=183965