support crop filter in version 1.4.1.0

to 1.4.0.0

version update to 1.3.0.0, add AndroidCanvasHelper

Produced Texture recreate issue fixed;version 1.2.2.3

Readme and version

update readme

change api of ICanvasGL.BitmapMatrix; support rotateX and rotateY

update to 1.2.1.4

readme and version

source and javadoc jar