KEmulator nnmod v2.21.4

Features:
- Implemented VolumeControl in MIDI player
- Implemented arrays view in Class Watcher

Updates:
- Improved MIDI playback on default JRE synthesizer
- Improved VLC player
- Improved LCDUI layout

Fixes:
- Fixed CORS headers not working in HttpConnection (#325)
- Fixed freeze on startup when MemoryView is enabled (#321)
- Fixed M3G ambient light
- Fixed volume control on Linux
- Fixed soft key labels appearance on GTK

Download: https://nnproject.cc/kem
GitHub: https://github.com/shinovon/KEmulator