ports/186037: Update www/serf to version 1.3.3

[ohauer at FreeBSD.org]

Synopsis: Update www/serf to version 1.3.3

State-Changed-From-To: open->closed
State-Changed-By: ohauer
State-Changed-When: Sun Feb 2 16:48:45 UTC 2014
State-Changed-Why: 
Committed,
 Thanks!

http://www.freebsd.org/cgi/query-pr.cgi?pr=186037