Coax workers by feeding them NOOPs
Bump version
Fix a typo
Revert "update connection multiplexing code to use epoll when available, fall back to select when not"

This reverts commit 595f1898de785af3cb8aade78541bfaddc52ce14.

Conflicts:

	gearman/connection_manager.py
Bump version
Unbreak poll_connections_until_stopped
Version bump again
Don't be so eager to remove connections from the select loop.

They can become reconnected in the future.  And what will you do then?
Add an explanatory comment
Test that connections which go away and come back are retried correctly
Remove unnecessary use of contextlib.nested()
pyflakes