修改Sprite的Texture为多个。

Signed-off-by: CyberZHG <CyberZHG@gmail.com>
删除Jerk的设定。

Signed-off-by: CyberZHG <CyberZHG@gmail.com>
添加README。

Signed-off-by: CyberZHG <CyberZHG@gmail.com>
Merge branch 'test_animation'