added moo_ucwidth()

moo/lib/main.c

@@ -92,7 +92,6 @@
 
 #	include <unistd.h>
 #	include <fcntl.h>
-#	include <locale.h>
 
 #	if defined(USE_THREAD)
 #		include <pthread.h>
@@ -1759,11 +1758,6 @@ int main (int argc, char* argv[])
 	}
 #endif
 
-	if (!setlocale (LC_ALL, ""))
-	{
-		fprintf (stderr, "Warning: setlocale() error. carrying on.\n");
-	}
-
 	memset (&vmprim, 0, MOO_SIZEOF(vmprim));
 	vmprim.dl_open = dl_open;
 	vmprim.dl_close = dl_close;