Bring in the support of unix sockets#24

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buddy-ekb wants to merge 3 commits intoFRiCKLE:masterfrom

buddy-ekb:master

Commits on Feb 15, 2014

Bring in the support of unix sockets and introduce "port" parameter in "postgres_server" directive.
Andrey Alcheev
committed

Commits on Jun 16, 2014

Port number must be always initialized otherwise it becomes zero in case of using unix socket without "port=" parameter
Andrey Alcheev
committed

Commits on Aug 4, 2014

Merge branch 'master' of https://github.com/FRiCKLE/ngx_postgres
Andrey Alcheev
committed