Add SDK license
Add SDK license

clanofthecloud/unity-sdk,clanofthecloud/unity-sdk,xtralifecloud/unity-sdk,clanofthecloud/unity-sdk,xtralifecloud/unity-sdk,xtralifecloud/unity-sdk,clanofthecloud/unity-sdk,xtralifecloud/unity-sdk,clanofthecloud/unity-sdk,clanofthecloud/unity-sdk