feat(tracker/presets): new and tweaked presets from Reaby

The presets are also organized by their type into subfolders.

Closes #136

tracker/presets/DR/kick edm 2.yml

@@ -0,0 +1,40 @@
+name: kick edm
+comment: A#2
+numvoices: 1
+units:
+    - type: envelope
+      id: 105
+      parameters: {attack: 0, channel: 2, decay: 71, gain: 55, release: 0, stereo: 0, sustain: 0}
+    - type: oscillator
+      id: 106
+      parameters: {color: 128, detune: 69, gain: 128, lfo: 0, phase: 64, shape: 80, stereo: 0, transpose: 70, type: 0, unison: 3}
+    - type: mulp
+      id: 129
+      parameters: {stereo: 0}
+    - type: envelope
+      id: 110
+      parameters: {attack: 0, decay: 74, gain: 128, release: 0, stereo: 0, sustain: 0}
+    - type: oscillator
+      id: 128
+      parameters: {color: 59, detune: 64, gain: 80, looplength: 1, loopstart: 1034, phase: 0, samplestart: 741926, shape: 69, stereo: 0, transpose: 76, type: 4}
+    - type: filter
+      id: 113
+      parameters: {bandpass: 0, frequency: 108, highpass: 0, lowpass: 1, negbandpass: 0, neghighpass: 0, resonance: 128, stereo: 0}
+    - type: mulp
+      id: 10
+      parameters: {stereo: 0}
+    - type: addp
+      id: 127
+      parameters: {stereo: 0}
+    - type: pan
+      id: 114
+      parameters: {panning: 64, stereo: 0}
+    - type: outaux
+      id: 118
+      parameters: {auxgain: 0, outgain: 78, stereo: 1}
+    - type: envelope
+      id: 119
+      parameters: {attack: 75, decay: 0, gain: 128, release: 0, stereo: 0, sustain: 128}
+    - type: send
+      id: 122
+      parameters: {amount: 40, port: 0, sendpop: 1, target: 106}