Upgrade dependencies

This includes ignoring some new linting errors.

Author: pgjones

Diff for: tox.ini

@@ -3,7 +3,7 @@ envlist = py36, py37, pypy, format, mypy, lint, packaging, docs
 
 [testenv]
 deps =
-    pytest==4.5.0
+    pytest==5.0.1
     pytest-cov==2.7.1
     {env:CI_DEPS:}
     {env:EXTRA_DEPS:}
@@ -42,12 +42,12 @@ commands =
 basepython = python3.6
 # pylint==2.1.1 required due to prospector bug, see https://github.com/PyCQA/prospector/pull/309
 deps =
-    prospector==1.1.6.2
+    prospector==1.1.7
 commands = prospector
 
 [testenv:docs]
 basepython = python3.6
-deps = sphinx==2.0.1
+deps = sphinx==2.1.2
 whitelist_externals = make
 changedir = {toxinidir}/docs
 commands =
@@ -57,7 +57,7 @@ commands =
 [testenv:packaging]
 basepython=python3.6
 deps =
-   check-manifest==0.38
+   check-manifest==0.39
    readme-renderer==24.0
    twine==1.13.0
 commands =

Diff for: wsproto/events.py

@@ -18,7 +18,7 @@ class Event(ABC):
     Base class for wsproto events.
     """
 
-    pass
+    pass  # noqa
 
 
 @dataclass(frozen=True)

Diff for: wsproto/utilities.py

@@ -29,7 +29,7 @@ class LocalProtocolError(ProtocolError):
 
     """
 
-    pass
+    pass  # noqa
 
 
 class RemoteProtocolError(ProtocolError):