Move to hacking 0.10

Release notes:
http://lists.openstack.org/pipermail/openstack-dev/2015-January/054165.html

Removed deleted hacking rules from tox.ini

Change-Id: I48c76568556928dbead2c5e75da107e8b8dd6e12

bashate/messages.py

@@ -14,7 +14,7 @@ import re
 import textwrap
 
 
-class _Message:
+class _Message(object):
     """An individual bashate message.
 
     This should be accessed via the MESSAGES dict keyed by msg_id,

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
 mock>=1.0
 
 coverage>=3.6

tox.ini

@@ -25,10 +25,9 @@ commands = {posargs}
 commands = python setup.py testr --coverage --testr-args='{posargs}'
 
 [flake8]
-# H803 skipped on purpose per list discussion.
 # E123, E125 skipped as they are invalid PEP-8.
 
 show-source = True
-ignore = E123,E125,H803
+ignore = E123,E125
 builtins = _
 exclude=.venv,.git,.tox,dist,doc,*openstack/common*,*lib/python*,*egg,build