ports/185090: [UPDATE] x11/pixman, add license information

[edwin at FreeBSD.org]

Synopsis: [UPDATE] x11/pixman, add license information

Responsible-Changed-From-To: freebsd-ports-bugs->freebsd-x11
Responsible-Changed-By: edwin
Responsible-Changed-When: Sun Dec 22 13:00:08 UTC 2013
Responsible-Changed-Why: 
Over to maintainer (via the GNATS Auto Assign Tool)

http://www.freebsd.org/cgi/query-pr.cgi?pr=185090