Basic host power on test cases support

This change includes the following
   - Power off
   - Power on

Resolves openbmc/openbmc-test-automation#42

Change-Id: I264bdcf7bbfcb9cff3f383a4f2c7727f9e6ec305
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
1 file changed