Comment 2 for bug 1380349

Reviewed: https://review.opencontrail.org/4328
Committed: http://github.org/Juniper/contrail-provisioning/commit/e4d9b3934765f1b77c0d189c52a978df9528f4e6
Submitter: Zuul
Branch: master

commit e4d9b3934765f1b77c0d189c52a978df9528f4e6
Author: Jeya ganesh babu  <email address hidden>
Date: Wed Nov 5 12:24:33 2014 -0800

Storage provision changes

Partial-Bug: #1381663
Partial-Bug: #1381667
Partial-Bug: #1380349
Closes-Bug: #1335695
Support: Need to rewrite the setup storage script to make it idemportent
Changes: Made the setup storage idempotent.
Code cleanup done to use variables
Made the code more modular
Added more comments
Test: Ceph volume creation/volume attach passed
NFS volume creation/volume attach passed
LVM volume creation/volume attach passed
Verified unconfigure/reconfigure
Verified add storage node.
Verified with HA setup

Change-Id: I4bd7d2948c11df3c1f4abbfec16c3ba572f983f0