ports/144353: Update for emulators/gns3

[linimon at FreeBSD.org]

Old Synopsis: Update for gns3
New Synopsis: Update for emulators/gns3

State-Changed-From-To: open->feedback
State-Changed-By: linimon
State-Changed-When: Sun Feb 28 13:09:51 UTC 2010
State-Changed-Why: 
Fix synopsis.

Note to submitter: we prefer updates to be submitted as diff -ruN,
as per the Porter's Handbook.  This way, we can more easily see what
has changed.  Thanks.

http://www.freebsd.org/cgi/query-pr.cgi?pr=144353