Problem: hand-specifying used classes is fragile
Problem: hand-specifying used classes is fragile

Specifically, this asks the user of a project to re-document the
API of that project. If Zyre uses CZMQ then it by definition uses
all CZMQ classes that are exported via its API.

Solution: fix in zproject and remove here.

awynne/zyre,keent/zyre,hintjens/zyre,zoobab/zyre,twhittock/zyre,keent/zyre,twhittock/zyre,zoobab/zyre,zeromq/zyre,hintjens/zyre,hintjens/zyre,awynne/zyre,twhittock/zyre,zoobab/zyre,awynne/zyre,awynne/zyre,zoobab/zyre,zeromq/zyre,twhittock/zyre,keent/zyre,twhittock/zyre,hintjens/zyre,hintjens/zyre,zeromq/zyre,keent/zyre,zeromq/zyre,twhittock/zyre,zeromq/zyre,twhittock/zyre,hintjens/zyre,zoobab/zyre,hintjens/zyre,zeromq/zyre,keent/zyre,zeromq/zyre,zoobab/zyre,twhittock/zyre,awynne/zyre,keent/zyre,awynne/zyre,zoobab/zyre,zoobab/zyre,hintjens/zyre,zeromq/zyre