A bunch of work on unit testing

src/static_data/libraries/ability_library.rs

@@ -54,8 +54,6 @@ pub mod tests {
             &StringKey::new("test_ability"),
             Arc::new(Ability::new(&"test_ability".into(), &"test_ability".into(), Vec::new())),
         );
-        // Drops borrow as mut
-
         lib
     }