Upgrade to pyzmq 14.4.1.
Upgrade to pyzmq 14.4.1.

* Bundles libzmq version 4.0.5
* Contexts and sockets are now context managers.
* Some bug fixes.

akhavr/OpenBazaar,blakejakopovic/OpenBazaar,dionyziz/OpenBazaar,freebazaar/FreeBazaar,Renelvon/OpenBazaar,akhavr/OpenBazaar,mirrax/OpenBazaar,matiasbastos/OpenBazaar,freebazaar/FreeBazaar,must-/OpenBazaar,bglassy/OpenBazaar,freebazaar/FreeBazaar,rllola/OpenBazaar,rllola/OpenBazaar,matiasbastos/OpenBazaar,bankonme/OpenBazaar,im0rtel/OpenBazaar,blakejakopovic/OpenBazaar,NolanZhao/OpenBazaar,akhavr/OpenBazaar,NolanZhao/OpenBazaar,atsuyim/OpenBazaar,freebazaar/FreeBazaar,Renelvon/OpenBazaar,akhavr/OpenBazaar,blakejakopovic/OpenBazaar,akhavr/OpenBazaar,matiasbastos/OpenBazaar,atsuyim/OpenBazaar,saltduck/OpenBazaar,rllola/OpenBazaar,tortxof/OpenBazaar,dionyziz/OpenBazaar,habibmasuro/OpenBazaar,habibmasuro/OpenBazaar,im0rtel/OpenBazaar,matiasbastos/OpenBazaar,im0rtel/OpenBazaar,bglassy/OpenBazaar,saltduck/OpenBazaar,blakejakopovic/OpenBazaar,bankonme/OpenBazaar,tortxof/OpenBazaar,bankonme/OpenBazaar,NolanZhao/OpenBazaar,dionyziz/OpenBazaar,rllola/OpenBazaar,bglassy/OpenBazaar,im0rtel/OpenBazaar,saltduck/OpenBazaar,freebazaar/FreeBazaar,mirrax/OpenBazaar,dionyziz/OpenBazaar,must-/OpenBazaar,must-/OpenBazaar,must-/OpenBazaar,habibmasuro/OpenBazaar,Renelvon/OpenBazaar,tortxof/OpenBazaar,bglassy/OpenBazaar,saltduck/OpenBazaar,habibmasuro/OpenBazaar,atsuyim/OpenBazaar,mirrax/OpenBazaar,atsuyim/OpenBazaar,Renelvon/OpenBazaar,mirrax/OpenBazaar,tortxof/OpenBazaar,dionyziz/OpenBazaar,NolanZhao/OpenBazaar,bankonme/OpenBazaar