test/vulture reqs: Update vulture to 0.10

* Detect unused function and method arguments.
* Detect unused *args and **kwargs parameters.
* Change license from GPL to MIT.

misc/requirements/requirements-tests.txt

@@ -28,5 +28,5 @@ pytest-rerunfailures==2.0.0
 pytest-travis-fold==1.2.0
 pytest-xvfb==0.2.0
 six==1.10.0
-vulture==0.9
+vulture==0.10
 Werkzeug==0.11.10

misc/requirements/requirements-vulture.txt

@@ -1,3 +1,3 @@
 # This file is automatically generated by scripts/dev/recompile_requirements.py
 
-vulture==0.9
+vulture==0.10

qutebrowser/utils/typing.py

@@ -34,7 +34,8 @@ class FakeTypingMeta(type):
 
     """Fake typing metaclass like typing.TypingMeta."""
 
-    def __init__(self, *args, **kwds):  # pylint: disable=super-init-not-called
+    def __init__(self, *args,  # pylint: disable=super-init-not-called
+                 **_kwds):
         pass
 
     def __subclasscheck__(self, cls):