Captura v9.0.0-beta4

Requires .NET 4.7.2

• Rewrote audio handling, audio+video recordings should be more stable.
• Region picker
• Fix: Negative Window handles not supported by CLI (#413)
• Screen picker dialog
• RGB to NV12 on GPU before sending frames to FFmpeg
• Replay recording (record last X seconds), Steps recorder
• Redesigned main window and settings ui
• Preview on main window
• Removed internal image editor. External image editor can be configured. Defaults to MS Paint.
• Fix: Fallback to default path if output drive not present
• Audio device peak level shown in audio settings page
• Webcam overlay size specified as fraction of recording size
• Option to force GDI instead of Desktop Duplicaton
• Copy error to clipboard includes system info.
• Webcam and mic are activated only when required.
• Only runs a Single instance
• x64 support