Move to hacking 0.10

Release notes:
http://git.openstack.org/cgit/openstack-dev/hacking/tag/?id=0.10.0

H803 is no longer checked by hacking per the release notes.

A new rule W292 "no newline at end of file" is fixed and enforced.

Change-Id: Ifaf62839a4b6da62a3b380396158b463c1381026

keystoneclient_kerberos/tests/base.py

@@ -20,4 +20,4 @@ from oslotest import base
 
 class TestCase(base.BaseTestCase):
 
-    """Test case base class for all unit tests."""
+    """Test case base class for all unit tests."""

test-requirements.txt

@@ -2,7 +2,7 @@
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
 
-hacking>=0.9.2,<0.10
+hacking>=0.10.0,<0.11
 
 coverage>=3.6
 discover

tox.ini

@@ -25,10 +25,6 @@ commands = python setup.py testr --coverage --testr-args='{posargs}'
 commands = python setup.py build_sphinx
 
 [flake8]
-# H803 skipped on purpose per list discussion.
-# E123, E125 skipped as they are invalid PEP-8.
-
 show-source = True
-ignore = E123,E125,H803
 builtins = _
-exclude=.venv,.git,.tox,dist,doc,*openstack/common*,*lib/python*,*egg,build
+exclude=.venv,.git,.tox,dist,doc,*openstack/common*,*lib/python*,*egg,build