Setup OpenCv Android without install OpenCv manager apk

1. Download opencv sdk for android at: https://opencv.org/releases.html

2. Unzip opencv sdk and place it in the same root project folder

/Projects
/ADVisionProject
/OpenCV-android-sdk

3. In your project (ex ADVisionProject), open settings.gradle file and add config below

def opencvsdk = '<path_to_opencv_android_sdk_rootdir>'include ':opencv'project(':opencv').projectDir = new File(opencvsdk + '/sdk')