From the release announcement in the Cocos2d-x forums:
Cocos Creator 1.3.0 released!
We are excited to release version 1.3.0 of Cocos Creator. Cocos Creator is a new, unified, development tool that handles every step in the game development process.
This version offers an incredible performance increase for both Web and native platforms. There are 6 major features and numerous small changes in this version that will help Creator meet the needs of more and more types of projects! The following is the highlight of this update:
- Rich text support
- Dragon Bones skeleton animation support
- Prefab automatic synchronization
- Automatically packaging textures to Atlas
- Added UI controls: PageView, Toggle, ToggleGroup, Slider
- New AudioEngine
Important upgrade instructions
- The Windows version now uses use a 64-bit architecture, there is no longer support for 32-bit Windows systems. The advantage is that the editor can deal with a large number of image resources and improve the efficiency by at least 5 times, but also to support the emerging image format Webp.