Add supporting for iOS Simulators that are running iOS 13.

2.6.2

Add support for Simulators running iOS 13; Fix  painting issues on de…

fix mispainting issue after scrolling or zooming the canvas

2.6.1

bump version to 2.6.1

Improve location and touch accuracy

ForceEnabled is Deprecated, and is turned on by default
Simulated force is removed.

New observers, new document and texture identifier

• Add DataObserver to observe data change on canvas
• Add a method to reset data on canvas
• Add an identifier field to DocumentInfo
• Replace uuid with string for textureID
• Fix issue on clear and redo actions

improvement on stability

fix crashes on simulators

Fix crashes on simulators, so that you can go on testing your other businesses which are not relative with MaLiang.

make math utils internal

• fix an issue on force handling

update content size when importing data from a new file

2.3.1

update ignore

Adds a glowing brush

2.3.0

bump version to 2.3.0

Add Texture Rotation to lines and chartlets

2.2.0

add instructions about rotating chartlet

fix blending options

2.1.2

update version to 2.1.2, add Carthage supporting