ocaml/opam-repository — pull request #2598 by whitequark (2014-09-02 18:11:24+00:00)
Title: +ppx_deriving.0.3

0.3
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* Show, Eq, Ord, Iter, Fold: handle ref.
* Show: include break hints in format strings.
* Show: pull fprintf into local environment.
* Show: add [@polyprinter] and [@opaque].