determine license / trademark

[ghost]

We should come up with a license for the use of the logo and the name "eduVPN".

[ghost]

the templates themselves are based on the AGPLv3+ templates part of vpn-user-portal / vpn-admin-portal, so they are also AGPLv3+.

[joostvb-gh]

And ideally add some license statement to the .tar.xz releases. E.g. add this to each file's first lines:

Copyright (C)

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.

You should have received a copy of the GNU Affero General Public License
along with this program. If not, see https://www.gnu.org/licenses/.