[LAA] [ANN] Radium 4.3.0

Radium is a vertical music editor. Radium is inspired by trackers, but uses graphics to show musical data. Radium also supports MIDI sequencing and hard disk recording. Radium has features like smooth scrolling, zooming, automation, piano roll, embedded Pure Data (Pd), and embedded Faust. Homepage: http://users.notam02.no/~kjetism/radium/ A new classic 8 bit 4 channel tracker module played in Radium: https://www.youtube.com/watch?v=aPCot-J28Uw Demonstration video by Tobias Lutzenkirchen showing some of the features: https://www.youtube.com/watch?v=FhwmT0G5EwM Demonstration video showing developing Faust programs inside Radium: https://www.youtube.com/watch?v=LJm9Lox1WFA Changes between 4.1.2 and 4.3.0: * Vertical sequencer * Song tempo automation * Support AU and VST3 plugins * Fix random crashes on Linux when using Intel or AMD graphic cards * Some fixes for timing information sent to plugins * Make instrument colors configurable * Improved audio performance * Mixer and instrument A/B/C/D/E/F/G/H testing * Paint solid bars for the peak meters * 154 other smaller bug fixes and new features