• Port to dune and opam 2.0 metadata (@zapashcanon)

• Replace Lwt_log usage with Logs (@psafont)

• Use latest Mirage 3.7.1 interfaces (@psafont)

• Do not directly depend on ppx_deriving (@jonludlam)

2.5.0 (2018-07-04)

• Port to jbuilder

• Make safe-string compatible

2.4.0 (2017-06-17):

• Replace io-page.unix with io-page-unix

• Update to the Mirage 3 BLOCK interfaces

2.3.0 (2017-02-09):

• Replace camlp4 with ppx

2.2.0 (2016-04-18):

• Bug fixes (including API changes) for concurrency issues

• Switch to Lwt log

2.0.0 (2015-04-30):

• Ring is now functorised over a LOGging module

• Switch to a Rresult-like error type

• Add debug information into the producer and consumer sectors

• Don't treat all-zeroes as valid data

1.0.0 (2015-03-06):

• initial stable API, including both a "Ring" and a "Journal"

0.9.0 (2015-01-19):

• initial proof-of-concept release