I've commited "Radon Transform" for OF code in github

#1

Hi, All.

I’ve commited “Radon Transform” for OF code in github.
Radon Transform (Sinogram) OF코드를 깃허브에 올렸습니다.

RT is used for CT Scan, Polar transform, Hough T, object Detection, etc.

Thanks.
@bemoregt.

#2

There is no RadonT function in OpenCV.