Enable Witherspoon data model for automation
    - Add Witherspoon.py model in data
    - Update tox.ini entry for witherspoon

Resolves openbmc/openbmc-test-automation#93

Change-Id: Ia18eac3377ba19286198d482326fa147a9da4a04
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
2 files changed