4.47v

1. Blinking title fixes with one page applications.
2. Option to remember phone, email for the next time visitor starts a chats
3. Chat delete event was missing on chat deletion from list.
4. Compatibility with new Facebook Extension including WhatsApp, Instagram, Messenger support.
5. Statistic chart will not include 17 as default work hour.
6. SSO extension compatibility

Full Changelog: 4.46v...4.47v