Add back the support for /api_get_member/ship3 (used in remodeling).
Add license files for third-party binaries.
Remove license text files from the repository. Instead add a link to the
online copy of license terms.
Add back the copyright notice.
Add a LICENSE.txt for KCAA itself (Apache v2 license).
Add a license information to README.
Update README, as well as Japanese version.
Update the title and footer line.