Officially support Python3.7. Fixes #54.

Thanks to @drebs for pushing that a bit.

CHANGES.rst

@@ -4,10 +4,10 @@ Changes
 0.9.6.dev0 (yet unreleased)
 ---------------------------
 
+- Officially support Python 3.7.
 - Fixed #51: Fix to formatting of list in Wordlists section. Kudos to `Doug
   Muth <https://github.com/dmuth>`_.
 
-
 0.9.5 (2018-04-07)
 ------------------
 

tox.ini

@@ -3,7 +3,7 @@ addopts = --doctest-modules --doctest-glob='*.rst' -m 'not packaging'
           diceware tests docs README.rst
 
 [tox]
-envlist = flake8, pypy, py26, py27, py33, py34, py35, py36, coverage, pkg
+envlist = flake8, pypy, py26, py27, py33, py34, py35, py36, py37, coverage, pkg
 
 [testenv]
 usedevelop=True