GGU-GEO-GRAPH: Graphics menu

• GGU-GEO-GRAPH: General note
• GGU-GEO-GRAPH: "Contours (normal)" menu item
• GGU-GEO-GRAPH: "Automatic triangle mesh" menu item
• GGU-GEO-GRAPH: "Manually" menu item
• GGU-GEO-GRAPH: "Round off" menu item
• GGU-GEO-GRAPH: "Test" menu item
• GGU-GEO-GRAPH: "Display" menu item
• GGU-GEO-GRAPH: "Delete" menu item
• GGU-GEO-GRAPH: "Save" menu item
• GGU-GEO-GRAPH: "Load" menu item
• GGU-GEO-GRAPH: "Interpolate" menu item