ThemeIsle - Hestia Pro 3.1.1

- [Fix] Undefined error in customizer for button controls
- [Fix] Hide edit button in About section until a frontpage is set
- [Fix] Conflict with Gutentor plugin
- [Fix] Performance issues with Custom Layouts and many users

- [Fix] Multiple textdomains appear in Hestia's code

- [Fix] The "Show hooks" button is available for users that are not administrators.
- [Fix] The new widget editor is not working for Hestia.
- [Fix] "Time ago" post meta is not taking into consideration the timezone.
- [Fix] Error in Dokan dashboard when trying to change a product image