silly size savings and capitalization fixes

coreutils/ls.c

@@ -485,7 +485,7 @@ static void showdirs(struct dnode **dn, int ndirs, int first)
 	for (i = 0; i < ndirs; i++) {
 		if (all_fmt & (DISP_DIRNAME | DISP_RECURSIVE)) {
 			if (!first)
-				printf("\n");
+				puts("");
 			first = 0;
 			printf("%s:\n", dn[i]->fullname);
 		}

coreutils/sum.c

@@ -65,7 +65,7 @@ static int bsd_sum_file(const char *file, int print_name)
 	if (print_name > 1)
 		puts(file);
 	else
-		printf("\n");
+		puts("");
 out:
 	return ret;
 }