Bump v0.49.0.

* Update for custom input types (rjsf-team#572)
* Added possibility to change title and description by ui:schema. (rjsf-team#587)
* Fixes default value for object missing properties (rjsf-team#589)
* Fixes array without items for custom fields (rjsf-team#590)
* Upgrade prettier to 1.4.2. (rjsf-team#602)
* Add `type="button"` to ArrayFieldTemplate example (rjsf-team#601)

Bump v0.48.2.

- Fix regression introduced in rjsf-team#575 preventing to specify a custom registry prop (rjsf-team#576).

Bump v0.48.1.

Bugfixes:

* Fix probablem with dependecy on React.PropTypes and recent version of React (rjsf-team#568)
* Fix rjsf-team#574: Fix circular dependecy issues with the registry prop. (rjsf-team#575)

Bump v0.48.0.

New features:

* Handle references to deep schema definitions (rjsf-team#554)

Bugfixes:

* Fix rjsf-team#563: Remove remaining React.PropTypes references.

Internal changes:

* Upgrade prettier to v1.2.2.
* Fix coding style check command.

Bump v0.47.0.

* Make the base input widget customizable. (rjsf-team#547)
* Add UI option for omitting field label (rjsf-team#558)
* add prop-types package and add respective imports b/c it was deprecated (rjsf-team#549)

Bump v0.46.0

New features
============

- The new `ui:emptyValue` uiSchema directive allows having a
  field set to a default value when emptied. (rjsf-team#539)
- Pass uiSchema to custom array templates. (rjsf-team#537)
- Add sharing capability to the Playground. (rjsf-team#535)

Bump v0.45.0.

* Fix rjsf-team#223: Allow adding a custom validation error at a given array index (rjsf-team#521)
* Fix rjsf-team#412: Readonly widgets behavior consistency (rjsf-team#525)

Bump v0.44.0.

New features

* Add support for rows attribute of textarea widget. (rjsf-team#450)
* rjsf-team#434 - Render empty array item fields when minItems is specified (rjsf-team#484)
* Add a "has-danger" class to the form error list (rjsf-team#502)
* Show description for boolean fields (rjsf-team#498)
* Fix rjsf-team#488: Add a custom Form ErrorList prop.

Bugfixes

* Fix impossibility to use stateful ArrayFieldTeplate comp. (rjsf-team#519)
* Centralized shouldComponentUpdate handling in SchemaField (rjsf-team#490)

Bump v0.43.0.

Highlights
---

- Improved performance and reactivity.
- More consistent validation behavior and UX for array field items.

Backward incompatible changes
---

- `ObjectField` and `ArrayField` are now stateless components, their
  local state handling has been dropped entirely, resulting in large
  performance improvements.
- The `defaultFieldValue` helper from the `utils` module has been
  removed, as it wasn't used anymore.

New features
---

* Fix rjsf-team#411:  Enable required field on radio options. (rjsf-team#469)
* Spread `formContext` to `ArrayTemplateField`, `files` and `multiselect`
  arrays (rjsf-team#456)
* From rjsf-team#471: Non-nullable array item fields are now marked as required in
  the UI.

Bugfixes
---

* Don't pass consumed `SchemaField` class names to child component (rjsf-team#439)
* Turn `ObjectField` and `ArrayField` into stateless components (rjsf-team#480)
* Fix rjsf-team#471: Drop default value initialization at the widget level. (rjsf-team#476)

Kudos
---

Special thanks to @crumblix and @knilink for their help on this release.
You guys rock!

Bump v0.42.0.

Breaking changes

When a text input is emptied by the user, it's value is now reset to `undefined` instead of being set to `""` (empty string) as previously. This better matches traditional HTML forms behavior.

New features

* Add an array field template component (rjsf-team#437)
* Wrap radio and checkbox labels into span to enable styling. (rjsf-team#428)
* Reset text inputs value when emptied (rjsf-team#442)
* Add transform hook for changing errors from json schema validation (rjsf-team#432)
* Add a noHtml5Validate prop (rjsf-team#448)
* Add support for a onBlur event handler (rjsf-team#431)
* Allow empty option for enum fields (rjsf-team#451)

Bugfixes

* Fix rjsf-team#452: Support recursively referenced definitions. (rjsf-team#453)
* Fix rjsf-team#454: Document what master actually is, suffix its version with -dev.