Kinda too big to summarize. Basically there are new traits
representing whether data can be dropped in the background, as well
as whether it can be deref'd in a DerefGc
Then I redid the derive to support these new traits. Also reorg'd
the way traits are implemented for std types
Kinda too big to summarize. Basically there are new traits representing whether data can be dropped in the background, as well as whether it can be deref'd in a DerefGc
Then I redid the derive to support these new traits. Also reorg'd the way traits are implemented for std types