v1.2.0!

Changelog
* New system: MSX2
* Fix a delay when looping.
* Fix note off being ignored when a new volume is set.
* Fix loading incompatible presets on Game Boy instruments.
* Fix clipping on Neo Geo samples.
* Fix a crash when exporting a Neo Geo rom.
* Fix several video exporting issues.
* Touch interface with free panel sizes (it’s back!).
* General optimizations to the playback engine.
* New skin: rotor8
* UI updates.
* 2 new intro songs by Pixel & Cosmo The Foxxo and Cyberdeus!
* Bug fixes.
* Manual updated.