MagTrace tool: implemented 2 new UI-level functions
a) Snap Selection to Image
b) Copy from adjacent slice and Snap to image.

MagTrace on Hippocampus.

First experiment:  To evaluate the quality of snapping, I used the supplied HC Roi as the guidance.  I clicked precisely on the boundary of the HC-ROI and let the software to adjust the position.
Attached screenshot shows the snapped points, without any manual further corrections.
Note: the snapping was performed on x3 upsampled resolution (EMD\Radial\2.2).

MagTrace:  Restart tracing> fixed the Bug when user had polyline selected on a different slice from currently  MagTrace operational slice.

FireVoxel Build 211 is released.

1.  First version and user interface for the MagTrace semi-automatic tracing functionality.