D-Tools Integration, Holiday Warnings, and Workflow Reliability

Added D-Tools Cloud integration with secure authentication for importing proposals to enrich site documentation. See more details here.

Added warning in Holiday Manager when scheduling holidays after 3 PM to alert users that conversations may already have next-business-day follow-up expectations.

Improved Twilio task handling by deduplicating repeated callback and voicemail requests from the same caller, reducing queue congestion during high-volume periods.

Fixed caller identification for Twilio conversations when client entity has invalid ID from merged clients.

Fixed false positive "Conversation not found" error in Voice IVR workflow execution.