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* Shamir secret sharing scheme support allows SOPS to require multiple master
keys to access a data key and decrypt a file. See `sops groups -help` and the
documentation in README.
* Keyservice to forward access to a local master key on a socket, similar to
gpg-agent. See `sops keyservice --help` and the documentation in README.
* Encrypt comments by default
* Support for Google Compute Platform KMS
* Refactor of the store logic to separate the internal representation SOPS
has of files from the external representation used in JSON and YAML files
* Reencoding of versions as string on sops 1.X files.
**WARNING** this change breaks backward compatibility.
SOPS shows an error message with instructions on how to solve
this if it happens.
* Added command to reconfigure the keys used to encrypt/decrypt a file based on the .sops.yaml config file
* Retrieve missing PGP keys from gpg.mozilla.org
* Improved error messages for errors when decrypting files