Add raw lessons.

Signed-off-by: Michael Markert <markert.michael@googlemail.com>
Add menu and jumptable.

Signed-off-by: Michael Markert <markert.michael@googlemail.com>
Add readme.

Signed-off-by: Michael Markert <markert.michael@googlemail.com>
Add MIT license.

Signed-off-by: Michael Markert <markert.michael@googlemail.com>