Fixes DATA_URI regex to allow charset=utf8;base64 for the encoding part (#4880)

Fix pointertap emission when sliding held mouse to a second object (#4872)

Backport filterPoolKey property from v5 (#4858)

ParticleContainer wrong buffer index (#4864)

Fixes for TextMetrics word-wrap newline issues & adds whiteSpace option (#4794)

4.7.3

Reverts #4800 (#4830)

4.7.2

Add/reorganize contributor documentation (#4768) ...

* Move contributing/CoC to GitHub folder

Cleans up the root directory. Alternatively, can use a `docs/` folder,
but I figured that might get confused with API docs.

Ref: https://blog.github.com/2016-02-17-issue-and-pull-request-templates/
Ref: https://help.github.com/articles/adding-a-code-of-conduct-to-your-project/

* Add support links to CONTRIBUTING.md

I only went back to August 2017, but here were a few issues that related
more to usage (or could have been solved by looking up docs).

Fixes #4699
Fixes #4671
Fixes #4614
Fixes #4416

* Add GitHub issue template

* Add empty GitHub pull request template

* Update README.md

- Removes broken link (Fight for Everyone)
- Updates CDN link to v4.7.1
- Uses .github/CONTRIBUTING.md reference

Fixed scaled texture difference between canvas and webgl sprite renderers (#4800)

Adds Number.isInteger polyfill (#4779) ...

Fixes IE11, which doesn't have this functionality (as reported in https://github.com/pixijs/pixi.js/pull/4724)

Repeating deprecation warnings #4443 (#4738)

4.7.1

Support ParticleContainer with multiple renderers (#4680)

Fix typo in PIXI.WRAP_MODES docs (#4758)

TextMetrics.wordWrap() now considers TextStyle.letterSpacing (#4545)

Fixes #4742 (#4743)

Double resolution multiplication bug (#4736)

Polyfill interactionData buttons property via event.which for Safari browser (#4724)

Add unit tests for Application.ticker setter (#4730)

Update README.md with ES6 Import Note (#4698)

Fix ColorMatrixFilter negative effect (#4636)

Fixes WebGL bug when Text only contains line breaks (#4627)

Creates implicit fullscreen mode for filters that match renderers screen size (#4682)

Matrix fix (#4675) ...

* Fixed nested stencil masks not rendering correctly.

* Fixed jslint errors.

* Documented the changes.

* Fixed Matrix.setTransform gives different result from Transform.updateLocalTransform.
Return rotation instead of skew if skewX+skewY is slightly below 360 degrees.

* Reset rotation when there is skew.

* Added test case for setTransform->decompose.

* 2 * Math.PI -> PI_2

Removes "$>" chars from command-line README snippets (#4681)

Expose earcut dependency in PIXI.utils (#4676)

Fix comment mistake for Matrix (#4655)

Improve setChildIndex error message (#4644)

Update the mouse position in onPointerMove when using a pen tablet (#4622)