[LAA] [ANN] Radium 5.7.8

Radium is a vertical music editor. Radium is inspired by trackers, but uses more graphics to show musical data. Radium is also a multitracker and 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/ * Screenshot: http://users.notam02.no/~kjetism/radium/pictures/radium_5_6_3.png * Demonstration video by Tobias Lutzenkirchen showing some of the features: https://www.youtube.com/watch?v=FhwmT0G5EwM (Radium 3.9.1) *Demonstration video showing developing Faust programs inside Radium: https://www.youtube.com/watch?v=LJm9Lox1WFA (Radium 3.9.4) * Other videos: http://www.youtube.com/user/KjetilMatheussen/videos Changes 5.5.8 -> 5.7.8: * Sequencer: Support hard disk recording. * Sequencer: Track headers with name field, volume slider, panning slider, and checkboxes for record, mute, and solo. * Sequencer: Punch in and punch out markers for recording. * Sequencer: Faster graphics. * Sequencer: 50% smaller peak files. * MIDI Learn: Support changing tempo. * Editor: Realtime display of notes while recording from MIDI. * Plugins: Show a virtual keyboard below GUIs of plugins that accept MIDI. * Mixer: Various improvements to MIDI-learn and modulators. * Demo songs: One new demo song, "Romance" by Nikos Levantis. * Many other bug fixes and improvements. * 226 other changes. (331 git commits) Full changelog: https://github.com/kmatheussen/radium/blob/master/Changelog