refactor!: finish parser migration

Finally! :)

This removes all code related to the old parser.

#65

lib/parser/classes/livechat/UpdateToggleButtonTextAction.js

@@ -0,0 +1,15 @@
+'use strict';
+
+const Text = require('../Text');
+
+class UpdateToggleButtonTextAction {
+  type = 'UpdateToggleButtonTextAction';
+
+  constructor(data) {
+    this.default_text = new Text(data.defaultText).toString();
+    this.toggled_text = new Text(data.toggledText).toString();
+    this.button_id = data.buttonId;
+  }
+}
+
+module.exports = UpdateToggleButtonTextAction;