Drag-and-drop support for VST, SF2
Random wave first commit, pixmap button defect
Gui button fix, test backward compatibility
SampleBuffer: fix amplification
Random graph approximation and cleanup
SampleBuffer: amplify in post
Code simplifed
FxMixerView: prevent mixer from being loaded with improper send buttons which cause crashes when clicked, fixes #766
Merge pull request #771 from diizy/nes

NES instrument
Merge pull request #768 from diizy/master

FxMixerView: prevent mixer from being loaded with improper send buttons ...
Merge pull request #761 from zonkmachine/random-wave-2

Random wave for instrument plugin LFO
Merge pull request #758 from grejppi/master-samplebuffer

SampleBuffer: fix amplification
Merge pull request #752 from tresf/master

Drag-and-drop support for VST, SF2
NES: fix dc offset and distortion
Merge pull request #773 from diizy/master

NES: fix dc offset and distortion
Nes: implement vibrato, also: make main pitch update at 60hz frequency regardless of period size or samplerate (guarantees consistency in sound for combined pitch sweep + pitch automation)