Remove expired ports:
2016-10-01 www/node010: Upstream has placed 0.10.x in maintenance mode, see https://github.com/nodejs/LTS
2016-10-01 databases/postgresql91-contrib: End-of-life is near
2016-10-01 databases/postgresql91-client: End-of-life is near
2016-10-01 databases/postgresql91-plpython: End-of-life is near
2016-10-01 databases/postgresql91-plperl: End-of-life is near