Fix ZK deps for Travis CI

Signed-off-by: Chris Aniszczyk <zx@twitter.com>
download, install, configure, run
new config
Merge pull request #43 from p-antoine/fix-zk-travisci-deps

Fix zk travisci deps
Update test_setup.sh
Merge remote-tracking branch 'origin/fix-zk-travisci-deps'

Conflicts:
	.travis.yml