HelpSpot 5.0.68

Enhancements
- Added a new optional throttling feature to the sending of emails to prevent overwhelming SMTP servers.
Bug Fixes
- Fixed error where the ##hs_request_id:XXXX## email parser tag was not interpreted properly.
- Fixed error where image links could be broken in the Knowledge Base after upgrade
- Fixed error caused by the "date is not set" condition in filters and automations
- Fixed portal privacy/terms check and validation feature on portals