- Make sure it's using Shrine 2.x, as this does not work with 3.0 (yet)
- Added support for Shrine versions 2.7.0 and up, while dropping support for lower versions (@famano, see #6)
- Fixed incompatibility with Hanami 1.0.1+ leading to
RuntimeError: can't modify frozen Hash
error upon deletion - Drop support for Hanami versions less than 1.0