Fix for Pan plugin to avoid drawing compass for non-WCS images
Fix for Pan plugin to avoid drawing compass for non-WCS images

stscieisenhamer/ginga,naojsoft/ginga,naojsoft/ginga,stscieisenhamer/ginga,pllim/ginga,pllim/ginga,stscieisenhamer/ginga,pllim/ginga,naojsoft/ginga,ejeschke/ginga,ejeschke/ginga,ejeschke/ginga