18.0.0
Use autofocus for all module documentation/docstrings (#737)
Drop no longer needed old stuff
Fixed a handful of typos (#755)
Bootstrapping Sphinx documentation
Use RTD theme
Fixed #631 -- deprecate all of OpenSSL.rand (#658)
Switch to a nicer changelog format
Activate intersphinx (#583)
Polish up examples (somewhat)
Update contributing & policy information
cffi callbacks are easy
Raise minimum cryptography version to 2.2.1, drop python 2.6 (#742)