sonoff-hack 0.1.1

Fix symbolic link on fat32
Add RTSP port configuration
Improve service.sh web service
Add camera settings page
Fix ptz binary for new fw version
Update onvif_srvd and start scripts
Change start mode for crontab
Add get_camera_settings web service
Fix crontab data format in system.conf
Add dark mode and refactor code
Create compile action (thanks to @shafr)
Add watchdog for rtsp service
Add switch to enable/disable snapshot
Add web service to switch on/off privacy
Add confirmation to reboot/reset buttons
Add a backup of the original db
Remove unused rtsp users from the db