Release candidate 4 for v1.1

This is the official release candidate 4 for the upcoming 1.1 release.
Most bugs and issues should be fixed.

• New FX Mixer
  • New chainable FX channels
  • Unlimited FX channels
• New Instruments:
  • Nescaline - Nintendo Entertainment System(R) sound emulator
  • Watsyn - Advanced wavetable synth
  • Monstro - Advanced triple oscillator synth
• Instrument Enhancments:
  • AudioFileProcessor - Adjustable loop points
  • Kicker - Temposyncable envelope, higher max; distortion enhancments
  • LB302 - Fix note sticking, playback bugs
• Demos/Presets
  • Cleaned up dated demo tracks
  • Updated ZynAddSubFX instrument presets from Zyn team
  • Added, removed and updated presets for TripleOsc, LB302, Organic and SID
• Added Chinese translation
• Added support for undo/redo in Piano Roll
• Added /Volumes to sidebar and open dialog for Mac (staged for 1.1.0 release)