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Free Command line tool for obs-websocket plugin 1.4

- Added ability to use the same option more than once
- Updated included obs-websocket installer to version 4.4.0
- Added /mute=myaudio and /unmute=myaudio to mute and unmute audio source
- Added /setvolume=mysource,volume,delay to control volume
- Included new obs-websocket Version 4.3.3 Windows Installer
Update to fix endless wait if server cannot be contacted. Now timeouts after about 4 seconds.