Verson 2.5.7 [Common]Added FeatureMatchingExample. [WebGL]Added a plugin file with threads and simd enabled for the WebGL platform. This update removes support for the WebGL platform in Unity 2021.1 and below. (Select MenuItem[Tools/OpenCV for Unity/Open Setup Tools/WebGL Settings])

Version 2.1.7[Common]Improved Utils.getFilePath() and Utils.getFilePathAsync().[Common]Improved WebCamTextureAsyncDetectFaceExample.cs.[Common] Fixed the const value of Calib3d class.

Version 2.0.0[Common]Updated WebCamTextureToMatHelper.cs v1.0.2[Common]Improved Utils.getFilePathAsync().