Method removeKeys

src/js/visuals/tree.js:30–36

(keys)

  }

  removeKeys(keys) {
    keys.forEach(function(key) {
      if (this.get(key)) {
        this.get(key).remove();
      }
    }, this);
  }

  animateAttrKeys(keys, attrObj, speed, easing) {
    // either we animate a specific subset of keys or all