fix for printf with broken strtold; fix readline reading specified number of multibyte characters; fix read builtin to deal with invalid utf-8 continuation character as delimiter; turn off -n if supplied at interactive shell invocation

execute_cmd.c

@@ -1959,7 +1959,9 @@ cpl_reap (void)
       if (p->coproc->c_flags & COPROC_DEAD)
 	{
 	  coproc_list.ncoproc--;	/* keep running count, fix up pointers later */
+#ifdef DEBUG
 	  INTERNAL_DEBUG (("cpl_reap: deleting %d", p->coproc->c_pid));
+#endif
 	  coproc_dispose (p->coproc);
 	  cpe_dispose (p);
 	}