WIP: switch to announcement, remove extract input mess

src/types/tests.rs

@@ -1,6 +1,8 @@
 //! Unit tests for types module
 
-use crate::task::Task;
+// Allow tests to reference dagx:: paths (for proc macro generated code)
+extern crate self as dagx;
+
 use crate::types::{NodeId, TaskHandle};
 use std::marker::PhantomData;