next release

[pruje]

• Check year in LICENSE.md and headers
• Update CHANGELOG.md
• Update version number variable in t2b-server.sh
• Update version number and date at the top of t2b-server.sh
• Update version number at the top of time2backup-server.default.conf
• Commit and tag release then push
• Create archives for the project
• Publish release on https://time2backup.org
• Publish release on Github

When all done, close this issue and milestone.