problem: ubuntu16 systemd startup of cif-router.store is not picking up CIF_ES_NODES.

[ShyanFung]

Having issues setting up non-localhost eleasticsearch node with BAD-kit 3.0.0.a1.
See cif-user group exchange: https://groups.google.com/forum/#!topic/ci-framework/PUFeFEuhAOc

Testing Setup:

1. Run ESv2 in it's own Docker container (or setup a hosted ES cluster that not local to CIFv3 install).
2. Install and run BAD-kit install on Ubuntu16 image via bash'ing the easybutton.sh. Set/export following ANSIBLE env variables:
   CIF_BOOTSTRAP_TEST=1
   ANSIBLE_CIF_ES=1
   ANSIBLE_CIF_ES_NODES=:9200
3. Verify test.sh script completes without error after Ansible install/setup.