v0.2.10

This pre-release fixes numerous bugs:

1. Crash on deleting old backups #319
2. Escaping of new lines in WALG_PGP_KEY #320
3. Fixed many different problems with config file usage
4. Fixed home directory detection problem with getent #216

Also, there are some features:

1. Add aws/kms + minio/sio symmetric client-side encryption #315
2. Avoid mutating interactions with archive_status #127

We have significantly improved our CI. Now it is faster with more tests.

Thanks to everyone involved!