Merge pull request #98 from python-hyper/requires-io-master

[requires.io] dependency update on master branch

Author: wsanchez

tox.ini

@@ -84,7 +84,7 @@ deps =
     flake8==3.7.9
     mccabe==0.6.1
     pep8-naming==0.9.1
-    pydocstyle==4.0.1
+    pydocstyle==5.0.0
 
 commands =
     flake8 {posargs:src/{env:PY_MODULE}}