Creates spdx package

Signed-off-by: Ahmed H. Ismail <ahm3d.hisham@gmail.com>
Adds SPDX license list v1.19

Signed-off-by: Ahmed H. Ismail <ahm3d.hisham@gmail.com>
Creates configuration module for common constants.

Signed-off-by: Ahmed H. Ismail <ahm3d.hisham@gmail.com>