add undo to many more modify opperations issue: MatterHackers/MCCentral#4905 Add undo to image converter and other path opperations issue: MatterHackers/MCCentral#4899 Image Converter button causes image to change position when extruded
issue: MatterHackers/MCCentral#4229 Merge on align should not clear the colors that were on the objects refactor apply and merge => flatten
Moving matter control to a lib and creating a new exe to run it