vty: use install_node_ve() instead of separate ENABLE and VIEW node installs
diff --git a/openbsc/src/vty/vty.c b/openbsc/src/vty/vty.c
index 986902a..7a6ad97 100644
--- a/openbsc/src/vty/vty.c
+++ b/openbsc/src/vty/vty.c
@@ -1645,16 +1645,14 @@
 	/* Install bgp top node. */
 	install_node(&vty_node, vty_config_write);
 
-	install_element(VIEW_NODE, &config_who_cmd);
-	install_element(VIEW_NODE, &show_history_cmd);
-	install_element(ENABLE_NODE, &config_who_cmd);
+	install_element_ve(&config_who_cmd);
+	install_element_ve(&show_history_cmd);
 	install_element(CONFIG_NODE, &line_vty_cmd);
 	install_element(CONFIG_NODE, &service_advanced_vty_cmd);
 	install_element(CONFIG_NODE, &no_service_advanced_vty_cmd);
 	install_element(CONFIG_NODE, &show_history_cmd);
 	install_element(ENABLE_NODE, &terminal_monitor_cmd);
 	install_element(ENABLE_NODE, &terminal_no_monitor_cmd);
-	install_element(ENABLE_NODE, &show_history_cmd);
 
 	install_default(VTY_NODE);
 	install_element(VTY_NODE, &vty_login_cmd);