Don't use --nodelete

For some reason lost in ancient times, the slave is started with eitehr
--delete or an explicit --nodelete. The later is not required, because
that is the default.

cmirror.c

@@ -1214,10 +1214,7 @@ static void master(char *master_path, char *target) {
         if (fileop_noop) g_ptr_array_add(args, "--noop");
         if (fileop_debug) g_ptr_array_add(args, "--fileop_debug");
         if (debug) g_ptr_array_add(args, "--debug");
-        if (delete)
-            g_ptr_array_add(args, "--delete");
-        else
-            g_ptr_array_add(args, "--nodelete");
+        if (delete) g_ptr_array_add(args, "--delete");
         if (mkdir_slave) g_ptr_array_add(args, "--mkdir");
         if (reduce) g_ptr_array_add(args, "--reduce");
         if (force_status) g_ptr_array_add(args, "--force_status");