It was added in a backwards compatible way, but the author decided to make a breaking change with this release.
The previous (IMHO superior) version was generating a .env.vault and a .env.keys from a .env file. Leaving the .env plain text and .env.vault encrypted.
The previous (IMHO superior) version was generating a .env.vault and a .env.keys from a .env file. Leaving the .env plain text and .env.vault encrypted.