LICENSE.mdの追加．内容は空．

Signed-off-by: Godai Azuma <godai0519@gmail.com>
MITライセンスの追加

Signed-off-by: Godai Azuma <godai0519@gmail.com>
とりあえず権利者名はこれで(雑)

Signed-off-by: Godai Azuma <godai0519@gmail.com>
Merge branch 'release' into develop