Clean useless files.

Signed-off-by: enyst <engel.nyst@gmail.com>
Fix typo.

Signed-off-by: enyst <engel.nyst@gmail.com>
Removed clearly non-FOSS software licenses.

Signed-off-by: enyst <engel.nyst@gmail.com>
Removed -NC and -ND.

Signed-off-by: enyst <engel.nyst@gmail.com>
Document the repo

Signed-off-by: enyst <engel.nyst@gmail.com>
Switch to markdown.

Signed-off-by: enyst <engel.nyst@gmail.com>