Changes since 1.13.1.61
BUG - Cannot call out when lines are closed
BUG - Service legacy license state changing on service state update
BUG - Service states can be wrong after agent restart
FEATURE - Provide MediaEngine with StereoRecordingMode from global setting
FEATURE - Ensure OnAirDevice is applied from extension not device layout
FEATURE - Prevent a core write failure from causing lines to be stuck at busy
FEATURE - Prevent initialisation of MoH/devices beyond licensed allowance
