main TBD03 plugin optimizations, small improvement

optimizations TBD03 filters, strong improvements

updated readme

add new dev container (#74)

Merge branch 'dr_fixes'

DrumRack filter reso for romplers reduced

CPU load indicator signal on led

DrumRack optimizations

DrumRack optimizations

DrumRack presets

DrumRack back to four romplers

DrumRack param optimizations

MonoDelay make it mono

MonoDelay acceptable

Delay in the works, tone params not completed