CFY-900 expose call for getting a specific node, and start writing test for getting a node instance ip
CFY-900 add test
CFY-900 test related host_ip
CFY-900 travis
CFY-900 travis
CFY-900 travis
Update .travis.yml
Update dev-requirements.txt
Merge pull request #80 from cloudify-cosmo/feature/CFY-900-containing-host-ip

Containing host ip