* 0.6.3
- Add `Grid` container widget
- Fix bugs in patching properties for all types of widgets
* 0.6.2
- Add `Notebook` container widget
* 0.6.1
- Fix Nix build issue
* 0.6.0
- Allow dependency haskell-gi-0.23
- Remove redundant code
* 0.5.0
- New `CustomWidget` API:
- easier-to-use internal state
- pass-through attributes to top widget
* 0.4.0
- Use `Vector` instead of `[]` for child widgets
* 0.3.0
- Add user documentation
- Use record for `BoxChild` properties (breaking change!)
- Use lists for child widgets instead of `MarkupOf` monad (breaking change!)
- Add support for `Paned` widget
* 0.2.0
- Introduce shadow state (breaking change!)
- Optimized patching (2x-7x faster!)
- Many bug fixes in patching
- Reimplement callback conversions
- Return pairs in declarative event handlers, for non-`()` GTK+ callback return values
* 0.1.0
- First version of `gi-gtk-declarative`!
- Basic widget without event handling
- Support for `Box` and `ScrolledWindow` containers
- Declarative CSS classes