use #[ignore] for todo'ed tests

Signed-off-by: Jason Volk <jason@zemos.net>

src/database/tests.rs

@@ -325,8 +325,8 @@ fn ser_array() {
 	assert_eq!(&s, &v, "vec serialization does not match");
 }
 
-#[cfg(todo)]
 #[test]
+#[ignore]
 fn de_array() {
 	let a: u64 = 123_456;
 	let b: u64 = 987_654;
@@ -357,8 +357,8 @@ fn de_array() {
 	assert_eq!(vec[1], b, "deserialized vec [1] does not match");
 }
 
-#[cfg(todo)]
 #[test]
+#[ignore]
 fn de_complex() {
 	type Key<'a> = (&'a UserId, ArrayVec<u64, 2>, &'a RoomId);