1.5.1 (May 2014)
* make js_of_ocaml dependency optional (@djs55)

1.5.0 (Oct 2013)
* Abstract interface over Async and Lwt (@jonludlam)
* Remove some debug messages (@djs55)

1.4.1 (May 2013)
* Add support for using the browser's JSON parser (@jonludlam)

1.3.0 (Jan 2013)
* Add support for Int32 (@jonludlam)
* Make unmarshalling of variant types case insensitive (@jonludlam)
* Make Xmlrpc and Jsonrpc interface look more alike (@jonludlam)
* Support for recursive types in the IDL (@jonludlam)
* Improve installation instructions (Daniel Weil)