Some lua catchup and cleanup

- add nhl_pcall_handle() to wrap all nhl_pcall calls that didn't check
  return value and either panic() or impossible()
- add --loglua (unix only) to dump Lua memory and steps info to livelog
- remove old logging
- set memory and step limits on all Lua VMs

sys/unix/unixmain.c

@@ -1,4 +1,4 @@
-/* NetHack 3.7	unixmain.c	$NHDT-Date: 1699233290 2023/11/06 01:14:50 $  $NHDT-Branch: NetHack-3.7 $:$NHDT-Revision: 1.118 $ */
+/* NetHack 3.7	unixmain.c	$NHDT-Date: 1704043695 2023/12/31 17:28:15 $  $NHDT-Branch: keni-luabits2 $:$NHDT-Revision: 1.124 $ */
 /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
 /*-Copyright (c) Robert Patrick Rankin, 2011. */
 /* NetHack may be freely redistributed.  See license for details. */
@@ -482,6 +482,14 @@ process_options(int argc, char *argv[])
                 config_error_add("Unknown option: %.60s", origarg);
             }
             break;
+        case 'l':
+#ifdef LIVELOG
+            if(!strncmp(arg, "-loglua", 7)){
+                gl.loglua = 1;
+            } else
+#endif
+                config_error_add("Unknown option: %.60s", origarg);
+            break;
         case 'p': /* profession (role) */
             if (arg[2]) {
                 if ((i = str2role(&arg[2])) >= 0)