Set the stroke width to 0 in the Edit>Selection>Properties, Image>Overlay>Overlay Options and ROI ManagerProperties dialogs to have selections drawn using a width of one pixel regardless of the image magnification.
Fixed a bug that could cause selections being moved to not be displayed correctly when the "Use ROI names as labels" option in the ROI Manager was enabled.
Fixed a bug that caused Analyze>Plot Profile to fail with line selections with widths less than 1.0.
Thanks to Franklin Shaffer, fixed a bug that sometimes a caused a stack overflow error when importing large image sequences.
Thanks to Tiago Ferreira, fixed a 1.46n regression that caused overlay items to be removed when toggling the ROI Manager "Show All" checkbox.