a119s beta firmware

Posted by @viofo in another thread: B4.02: A new beta firmware for testing. https://drive.google.com/open?id=1EkuQVhLcg_5FFsIV1YVoH3Fun1flPf7C 1. Updated to the latest SDK 2. WDR improved 3. Add sharpness option 4. Support .TS video format. enjoy, Mtz