XYZ Network: Base test automation

This change includes:
    1. Validating IP address.
    2. Validating Prefix length value.
    3. Validating route details.
    4. Validating MAC address.

This resolves openbmc/openbmc-test-automation#684

Change-Id: Idec61d70c42d796c825985e13fa0814c4a95f2c2
Signed-off-by: Prashanth Katti <prkatti1@in.ibm.com>
6 files changed