[Tests] Move dms-info build output to test/dbus

Signed-off-by: Regis Merlino <regis.merlino@intel.com>
[Documentation] Add doc folder

Add doc files:
    - logging.txt
    - TODO.txt
    - coding-style.txt

Signed-off-by: Ludovic Ferrandis <ludovic.ferrandis@intel.com>