fixed #25 Add the menu item 'zoom to selection'
Merge branch 'feature/25-zoom-to-selection' into dev
fixed #26 add the menu item 'remove selection'
Merge branch 'feature/26-remove-selection' into dev
#28 measure distances and areas
Merge branch 'feature/28-measure-dist-areas' into dev
#28 measure distances and areas
Merge branch 'feature/28-measure-dist-areas' into dev
#22 Use polygons and circles to select features on the map
#28 save/load configuration
Merge branch 'feature/28-measure-dist-areas' into dev
Merge branch 'feature/22-polygons_and_circles_to_select' into dev
 #42 correction of the selection labels
#42 jalopy changes
Merge branch 'bug/42-selection-label' into dev