Merge branch 'maint-1.7.6' into maint-1.7.7

* maint-1.7.6:
  attr: fix leak in free_attr_elem
  t2203: fix wrong commit command

attr.c

@@ -301,6 +301,7 @@ static void free_attr_elem(struct attr_stack *e)
 		}
 		free(a);
 	}
+	free(e->attrs);
 	free(e);
 }
 

t/t2203-add-intent.sh

@@ -41,7 +41,7 @@ test_expect_success 'cannot commit with i-t-a entry' '
 	echo frotz >nitfol &&
 	git add rezrov &&
 	git add -N nitfol &&
-	test_must_fail git commit
+	test_must_fail git commit -m initial
 '
 
 test_expect_success 'can commit with an unrelated i-t-a entry in index' '