Includes the documentation license, a
substitutions file and a README detailing the new infrastructure and its
installation.
Updates the master file, index.rst, to accomodate the content files.
Change-Id: I529567e6e29d24a4261c0fa4b3db1176266f9777
Signed-off-by: Rodrigo Caballero <rodrigo.caballero.abraham@intel.com>
Signed-off-by: Anas Nashif <anas.nashif@intel.com>