Method to identify a new REST interface introduced in a driver.
Method to identify a new REST interface introduced in a driver.

This change includes:
   - Create a file with REST URL which got added and removed
     after code update.
   - File is not created if no URL are added or removed.

Resolves openbmc/openbmc-test-automation#410

Change-Id: Icc9f48aaeb2c5cd3469d838950b4f0545418ac0f
Signed-off-by: Rahul Maheshwari <a806e6fd77e56dd64ff6084a06bbf3a5a70392ef@in.ibm.com>

openbmc/openbmc-test-automation,openbmc/openbmc-test-automation