close my resolved and obsolete PRs

[Anton Shterenlikht]

Please close the follwing PRs:

http://www.freebsd.org/cgi/query-pr.cgi?pr=ports/153776
reason: resolved

http://www.freebsd.org/cgi/query-pr.cgi?pr=ports/179365
reason: obsolete, overtaken by events

http://www.freebsd.org/cgi/query-pr.cgi?pr=180434
reason: resolved

http://www.freebsd.org/cgi/query-pr.cgi?pr=ports/181753
reason: obsolete, overtaken by events

Thanks

Anton