Release v2.15.1

Features

• Confidence map alignment optimizations
• Thermal protection critical log & shutdown

Bug fixes

• XLink library improvements and race fixes
• Fix for default delta parameters for spatial/temporal filters when subpixel mode was enabled (they were set to 0)
• Calib data RGB spec translation fix for some CM3/CM4 boards (#422)

Misc

• move semantics with DataOutputQueue::addCallback() (#398)
• Use focal length from calibration by default for Stereo node (#426)