Description of Issue

PyCrypto is unmaintained and has open security issues. This was already reported in e.g. #52674 but it is currently closed.

Steps to Reproduce Issue

Run pip download salt and check if it mentions pycrypto. It currently does, but it should not. It currently comes from https://github.com/saltstack/salt/blob/develop/requirements/zeromq.txt .

Versions Report

Checked for 2019.2.0 via pip, and on branch develop by inspecting the above file.