MagTrace, Raster Paintbrush SmartZoom: If the image is fully visible on the current zoom, there will be no action by the SmartZoom adjusting the document window.
Raster Paintbrush: implemented SmartZoom for automatically shifting Zoom Window.
Enabled Ctrl+\Ctrl- zooming while inside the MagTrace tool.
MagTrace: Implemented "Smart Zoom" feature. When the User moves and clicks the Snap cursor, the viewing window position shifts so that its center matches the position of the cursor.
