20190911

What's new:

• OS: Raspberry Pi (all): updated kernel, firmware & userland
• OS: added Raspberry Pi 4 support
• OS: added rngd daemon to facilitate kernel random data feed
• OS: added pantilthat Python library (not used, but present for user scripts, thanks @popoviciri)
• OS: Raspberry Pi (all): added various patches needed to support greyworld AWB mode (thanks @popoviciri)
• OS: Orange Pi {Zero, One}: custom kernel config is now used so that more drivers are enabled
• motionEye: fixed video streams not working on Chrome 76+ (thanks @rajendrant)
• motionEye: fixed issues when using unicode in notification hooks (thanks @zagrim)
• motionEye: added more validations on the UI side (thanks @zagrim)
• motionEye: fixed Google Drive upload cleanup issue (thanks @chiastic-security)
• motionEye: various Google Photos upload improvements (thanks @bob-lee)
• motionEye: fixed smart mask sluggishness description