ports/136401: update port: games/gemrb to version 0.5.0

[miwi at FreeBSD.org]

Synopsis: update port: games/gemrb to version 0.5.0

Responsible-Changed-From-To: freebsd-ports-bugs->miwi
Responsible-Changed-By: miwi
Responsible-Changed-When: Tue Jul 7 11:00:17 UTC 2009
Responsible-Changed-Why: 
I'll take it.

http://www.freebsd.org/cgi/query-pr.cgi?pr=136401