Added shortcuts to convert_to/MeshLibrary and convert_to/TileSet (pretty handy), dissabled by default.

tools/editor/editor_node.cpp

@@ -5629,8 +5629,8 @@ EditorNode::EditorNode() {
 	p->add_submenu_item(TTR("Convert To.."),"Export");
 	pm_export->add_item(TTR("Translatable Strings.."),FILE_DUMP_STRINGS);
 	pm_export->add_separator();
-	pm_export->add_item(TTR("MeshLibrary.."),FILE_EXPORT_MESH_LIBRARY);
-	pm_export->add_item(TTR("TileSet.."),FILE_EXPORT_TILESET);
+	pm_export->add_shortcut(ED_SHORTCUT("editor/convert_to_MeshLibrary", TTR("MeshLibrary..")), FILE_EXPORT_MESH_LIBRARY);
+	pm_export->add_shortcut(ED_SHORTCUT("editor/convert_to_TileSet", TTR("TileSet..")), FILE_EXPORT_TILESET);
 	pm_export->connect("item_pressed",this,"_menu_option");
 
 	p->add_separator();