Release remaining things for 0.1.3 into the production branch

[aurooba]

This pull request includes several changes to improve the documentation, refactor the codebase, and enhance the functionality of the Super List Block project. The most important changes include the addition of a contributing guide, updates to the README, and various refactorings to improve code readability and maintainability.

Documentation Improvements:

• Added a comprehensive contributing guide in CONTRIBUTING.md to help new contributors get started and understand the project's branching strategy and merging process.
• Updated the README.md to include a link to the new contributing guide, encouraging contributions from the community.

Code Refactoring:

• Renamed several files for better organization and clarity, including moving edit.js to edit/edit.js, editor.scss to edit/editor.scss, list-style.js to edit/list-style.js, orientation.js to edit/orientation.js, and example.js to example/example.js. [1] [2] [3] [4] [5]
• Refactored the Edit component in edit/edit.js to use destructured props and added inline comments to improve code readability. [1] [2] [3]

Code Simplification:

• Simplified import statements and removed unused imports in various files, including edit/edit.js, edit/list-style.js, and transforms.js. [1] [2] [3]
• Updated transforms.js to use default exports and improved the nodeToInnerBlocks function for better readability. [1] [2] [3]

Functional Enhancements:

• Added new internal dependencies and constants in edit/edit.js to support additional functionalities and improve block settings management. [1] [2]

These changes collectively enhance the project's documentation, improve code organization and readability, and streamline the development process for contributors.

[Copilot]

Copilot reviewed 10 out of 11 changed files in this pull request and generated no comments.

Files not reviewed (1)

• src/superlist/edit/editor.scss: Language not supported

Comments suppressed due to low confidence (1)

src/superlist/edit/edit.js:137

• The function call 'setListOrientation' is undefined in this context. Consider removing it or replacing it with the appropriate state update function if needed.

setListOrientation(orientation);