Workaround for a bug in the Gtk2 reactor in Twisted <=11.0.
Workaround for a bug in the Gtk2 reactor in Twisted <=11.0.

These versions of Twisted try to access a "disconnected" attribute on
the files being polled. This was causing attribute errors, so forward
access to this attribute to the "closed" in psycopg2 connections.

Report and fix by Marek Kowalski.

Fixes #13.

wulczer/txpostgres