feat: adding ordering and next sibling method to flex layout (nodegui…

…#615)

* feat: adding methods to get the child index and next child

* feat: ordering children properly in insert before

0.23.1

lint and update docs

Bump @types/jest from 25.2.3 to 26.0.0 (nodegui#600)

Bumps [@types/jest](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/jest) from 25.2.3 to 26.0.0.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/jest)

Signed-off-by: dependabot-preview[bot] <[email protected]>

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

0.21.0

Upgrade deps (nodegui#562)

* upgrade qode

* 0.20.0

* dep updates

* formatting and fix exports

* fix type rename

bring back event loop activator

Update README.md

More docs (nodegui#471)

* Adds image example

* fix mouse typo

* Adds scrolla area and networking examples

* Adds a link to awesome repo

Export more class (nodegui#469)

* Add QDoubleSpinBox

* Add QBrush

* Add QListView and improve QListWidget

* Add QErrorMessage

* Add QFontDialog

* Add QProgressDialog

* Add QLCDNumber

Co-authored-by: wuxiaofeng <[email protected]>