Add property enum, remove assumption about zoom levels
Add property enum, remove assumption about zoom levels

potyl/champlain,potyl/champlain,PabloCastellano/libchamplain,StanciuMarius/Libchamplain-map-wrapping,GNOME/perl-Champlain,StanciuMarius/Libchamplain-map-wrapping,PabloCastellano/libchamplain,Distrotech/libchamplain,GNOME/libchamplain,Distrotech/libchamplain,Distrotech/libchamplain,PabloCastellano/libchamplain,Distrotech/libchamplain,StanciuMarius/Libchamplain-map-wrapping,Distrotech/libchamplain,PabloCastellano/libchamplain,GNOME/perl-Gtk2-Champlain,GNOME/perl-Gtk2-Champlain,GNOME/libchamplain,potyl/champlain,potyl/champlain,StanciuMarius/Libchamplain-map-wrapping,PabloCastellano/libchamplain,StanciuMarius/Libchamplain-map-wrapping,GNOME/perl-Champlain