Readme update.

Signed-off-by: Mikhail S. Pobolovets <styx.mp@gmail.com>
Added metadata files.

Signed-off-by: Mikhail S. Pobolovets <styx.mp@gmail.com>
Added default attributes.

Signed-off-by: Mikhail S. Pobolovets <styx.mp@gmail.com>
Added initial recipes source.

Signed-off-by: Mikhail S. Pobolovets <styx.mp@gmail.com>