JetElements For Elementor 2.6.17.1

* Added: [Crocoblock/suggestions#788](https://github.com/Crocoblock/suggestions/issues/788)
* Added: [Crocoblock/suggestions#885](https://github.com/Crocoblock/suggestions/issues/885)
* Added: [Crocoblock/suggestions#1212](https://github.com/Crocoblock/suggestions/issues/1212)
* Added: [Crocoblock/suggestions#1240](https://github.com/Crocoblock/suggestions/issues/1240)
* Added: [Crocoblock/suggestions#1241](https://github.com/Crocoblock/suggestions/issues/1241)
* Added: [Crocoblock/suggestions#1258](https://github.com/Crocoblock/suggestions/issues/1258)
* Added: tooltips in the featured list in the Pricing List widget
* Added: an ability fold the featured list in the Pricing List widget

* Fixed: backward compatibility with deprecated methods

* Added: `Column Vertical Scrollbar` option to the Jet Advanced settings
* Added: better compatibility with Multi-language plugins
* Added: compatibility waypoint callbacks inside popups
* Update: Countdown Timer js
* Fixed: PHP 7+ compatibility
* Fixed: Slider widget with Elementor entrance animation in template