v2.3.3

Enhancements

• refactor(core,widget): Remove life cycle class and move it to reactter_context.

Internal

• reactor(example): Move buttons and fix typo on tree example.
• docs(example): Change description of some examples.
• docs: Remove assets and change README.
• docs: Add README to example.

Full Changelog: v2.3.2...2.3.3