Update release machinery to include manpages

MANIFEST.in

@@ -7,3 +7,4 @@ recursive-include docs *.rst *.py
 recursive-include tests *.py *.ini *.rst *_diff
 recursive-include src *.py
 prune docs/build/
+include docs/build/man/*

setup.py

@@ -112,6 +112,9 @@ setuptools.setup(
             'quiet-nothing = flake8.formatting.default:Nothing',
         ],
     },
+    data_files=[
+        ('/usr/local/share/man/man1', ['docs/build/man/flake8.1']),
+    ],
     classifiers=[
         "Environment :: Console",
         "Framework :: Flake8",

tox.ini

@@ -97,6 +97,13 @@ deps =
     -rdocs/source/requirements.txt
 commands =
     sphinx-build -E -W -c docs/source/ -b html docs/source/ docs/build/html
+    {[testenv:manpages]commands}
+
+[testenv:manpages]
+basepython = python3
+deps =
+    -rdocs/source/requirements.txt
+commands =
     sphinx-build -E -W -c docs/source/ -b man docs/source/ docs/build/man
 
 [testenv:serve-docs]
@@ -121,7 +128,9 @@ skip_install = true
 deps =
     wheel
     setuptools
+    {[testenv:manpages]deps}
 commands =
+    {[testenv:manpages]commands}
     python setup.py -q sdist bdist_wheel
 
 [testenv:release]