* Improve the accuracy of RETINA_PREFIX

Sometimes ，this PR could fix https://github.com/pixij...

To match https://github.com/englercj/resource-loader actual version

Reason:
* Do similar things in similar way : compute left / top , then add width/height .
* A...

* User can decide whether auto-set the projection

`bindShader` always set the projection ma...

Resolves #3419 and #3628.

I just saw #3628 after I started working on this and I opened anoth...

* Fix doc: add missing type of parameter

* Update Texture.js

* Update Texture.js

* Default the Application ticker to be shared

* Default is to create own internal ticker

* Add BaseTexture.from()

* Add BaseTexture.from().
* Support create BaseTexture from HTMLIma...

* Changed pointerout to pointerleave.

* Add comment about pointerleave event.

* Fixed curs...

* addChild/removeChild transform IDs were wrong

* better test

* uncomment expects

* als...

* fast rect blendMode. Tested.

* add webgl-only test
add test for rgb2hex
fix problem in rg...

* check for correct removal of events

* fix per test expectation

* added pointer event tests

* restore setTargetElement

* use spy.restore()

* add mouse/...

* Fixed #3698 (Matrix constructor now takes parameters)

* Added JSDoc comments for matrix con...

* Add a easy way to clear RenderTexture

In current PIXI, clear a RenderTexture is complex :
...

when i translate the documentation into chinese,i find this strange word,so :)

* Refactors the spritesheet, texture and bitmap font loaders

* Fixes trailing space

* Addr...

* Enhanced mixins, replaced cursor handling with more features.

* Cleanup and fixes to intera...

Incorrect export causing docs generator to miss members

Added container recalc transform tests

Marks the interaction events as being of the type PIXI.interaction.InteractionData

* added expectations

* specify hitArea

* change expectation

* added filterArea expectat...

* dedupe update dimensions

* lint

* added recursive children hitTest tests

* remove superfluous parameter

# Conflicts:
# test/core/WebGLRenderer.js

* Added legacy option to webGL renderer

Setting ```legacy``` to true now forces VertexArrayOb...

* Fixing prepare docs
Putting into right namespace, and updating the list of things you can upl...

* Add missing 'flag updating'

When add or remove child , the flags should be changed.

* Up...

# Conflicts:
# src/core/renderers/webgl/managers/FilterManager.js
# src/extras/cacheAsBitmap.js

The shaderCache is initially created as an object. When the Filter Manager gets destroyed, it sh...

* Fix issue #2662 Added a touch counter instead of flag to ensure the correct touch count

* S...

We got a weird glitch upgrading from pixi 3 to 4, setting the text in a PIXI.Text to 0 results i...

* uvRespectAnchor for CanvasRenderer

* braces, again

* There's no other repository with su...

* Fix : about filterArea & filterClamp

* Remove needless code

* cosmetice

* Fixed issue where radius of circle may be 0

* Update buildCircle.js

* Fixed local bounds issue with text

root cause of #3442

* lint..

don't clear the entire target buffer when popping the last filter
fixes issues with applying ...

Setting ```legacy``` to true now forces VertexArrayObjects and
MultiTexture Batching to be disab...

Stops shadow blur appearing on the text as well as shadow

fixed lint brace style warnings

Trimmed text

* Ability to set gradient stop points on Text

* little spacing consistency fix

* Better co...

* Fix resolution setting of PIXI.Filter

* fix default value of blur filters' resolution

* ...

Does this by resetting this.context.shadowBlur both if it not required whilst drawing the shadow,...

* Fix ColorMatrix calculations

* Un-premultiply alpha before applying the color matrix (#3539...