message: fix: remove persistentVariables idea
diff: @@ -32,8 +32,6 @@ export default class Controller {
  public domListeners: [string, Fn][] // when config.domTarget is set, we attach events directly to the dom
  public windowListeners: { [stateKey in StateKey]?: [string, Function][] } // keeps track of window listeners added by gestures (drag only at the moment)
  - public persistentVariables: { [stateKey in StateKey]?: any }
  -
  public supportsTouchEvents = supportsTouchEvents()
  public supportsGestureEvents = supportsGestureEvents()
  @@ -42,7 +40,6 @@ export default class Controller {
  this.timeouts = {}
  this.domListeners = []
  this.windowListeners = {}
  - this.persistentVariables = {}
  }
  public bind = (...args: any[]) => {
  