Modified ND Configuration script to:
1. add quotes surrounding dbUser and dbPassword.
2. Node IP will be singular and not a list, as configuration script is invoked for each ND node in a cluster.

Modified Util class to accept dbPassword in encrypted format.
Merge branch 'devR2.0' of https://github.com/Juniper/OpenClos into devR2.0

Conflicts:
	jnpr/openclos/util.py
Merge pull request #100 from rgiyer/devR2.0

Modified ND Configuration script and Util