added ScanditSDKResultRelay.java as source-file for new continous mode in android
added ScanditSDKResultRelay.java as source-file for new continous mode in android

Scandit/barcodescanner-sdk-cordova,Scandit/barcodescanner-sdk-cordova,Scandit/barcodescanner-sdk-cordova,Scandit/barcodescanner-sdk-cordova