Certain modules didn't follow VCV's recommended voltage standards for
detecting triggers Changed them to follow them.

Standards: https://vcvrack.com/manual/VoltageStandards#Triggers-and-Gates

* Noise Plethora
  * Initial release
* Chopping Kinky
  * Upgraded to use improved DC blocker
* Spring Reverb
  * Added bypass
* Kickall
  * Allow trigger input and button to work independently
* EvenVCO
  * Fix to remove pop when number of polyphony engines changes (Fixes #33 )
* Muxlicer
  * Chaining using reset now works correctly (Fixes #32 )

* fixed bug with Muxlicer outputClockFollowsPlayMode

* use of string::f
* removed unnecessary casts to float_4
* corrected/updated brace initialisation
* removed github actions

* try to convert to idomatic Rack code
* tightened up Percall/Hexmix polyphony logic

* try older build machine for linux

Signed-off-by: hemmer <915048+hemmer@users.noreply.github.com>

Signed-off-by: hemmer <915048+hemmer@users.noreply.github.com>

Signed-off-by: hemmer <915048+hemmer@users.noreply.github.com>

Signed-off-by: hemmer <915048+hemmer@users.noreply.github.com>

Signed-off-by: hemmer <915048+hemmer@users.noreply.github.com>

Signed-off-by: hemmer <915048+hemmer@users.noreply.github.com>