Fix for dialog box showing when trying to delete a gcp
Fix for dialog box showing when trying to delete a gcp

dfurber/historyforge,kartta-labs/mapwarper,timwaters/mapwarper,kartta-labs/mapwarper,dfurber/mapwarper,timwaters/mapwarper,dfurber/historyforge,kartta-labs/mapwarper,dfurber/mapwarper,dfurber/mapwarper,kartta-labs/mapwarper,timwaters/mapwarper,kartta-labs/mapwarper,dfurber/historyforge,dfurber/historyforge,timwaters/mapwarper,dfurber/mapwarper