pin only the root certs. enable tests
bump patch version
Merge pull request #19 from Clever/cert-refresh

pin only the root certs. enable tests
run clever-python tests on drone
remove travis build status
Merge pull request #20 from Clever/dronify

Dronify
update changelog for 2.0.4
Remove unnecessary import
Merge branch 'master' into support_rate_limiting_py

Conflicts:
	.drone.yml